black

#000000

#A81621

#A81621

对比度

2.8:1

Delta E

74.9

Very Different

50:50 混合

#531715

颜色值

格式 #000000 #A81621
HEX #000000 #A81621
RGB 0, 0, 0 168, 22, 33
HSL 0.0, 0.0%, 0.0% 355.5, 76.8%, 37.3%
HSV 0.0, 0.0%, 0.0% 355.5, 86.9%, 65.9%
CMYK 0%, 0%, 0%, 100% 0.0%, 86.9%, 80.4%, 34.1%
OKLCH 0.0 0.0 0.0 0.4701 0.1778 24.8

对比度与无障碍

2.8:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

文本可读性

敏捷的棕色狐狸跳过了懒狗

文本: #A81621 → 背景色: #000000

敏捷的棕色狐狸跳过了懒狗

文本: #000000 → 背景色: #A81621

色差 (Delta E)

74.9 Very Different
0 — 完全相同 5 — 相似 25 — 明显差异 100 — 差异很大

渐变

#000000 #220E08 #3A1310 #531715 #6F1919 #8B191D #A81621

颜色混合

#000000

100%

#2D110C

75:25

#531715

50:50

#7D191B

25:75

#A81621

100%

CSS渐变代码

background: linear-gradient(to right, #000000, #A81621);
background: linear-gradient(135deg, #000000, #A81621);

探索每种颜色

black

查看完整颜色详情

#A81621

查看完整颜色详情

相关比较