#288055

#288055

Color Values

HEX

#288055

RGB

40, 128, 85

HSL

150.7, 52.4%, 32.9%

HSV

150.7, 68.8%, 50.2%

CMYK

68.8%, 0.0%, 33.6%, 49.8%

OKLCH

0.5363 0.1074 158.0

Properties

Cool Dark Nearest: seagreen

Color Harmonies

Complementary

#288055

#802853

Analogous

#288029

#287F80

#288055

Triadic

#288055

#552880

#805528

Split Complementary

#288055

#80287F

#802928

Tetradic

#288055

#292880

#802853

#7F8028

Color Blindness Simulation

Original

#288055

Protanopia

#4E4F5F

Deuteranopia

#494262

Tritanopia

#2C6869

Achromatopsia

#6A6A6A

CSS Usage

background-color: #288055;
color: #288055;
border-color: #288055;
Nearest Tailwind: Emerald 700 #047857

Tailwind Shades

50
#F4FBF7
100
#E5F5ED
200
#C9EEDC
300
#A2E2C3
400
#6FD2A2
500
#3DC281
600
#319B67
700
#277C53
800
#1E6141
900
#1A4731
950
#102D1F

Contrast Checker

Text on white

4.87:1

AA Pass AAA Fail

Text on black

4.31:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026