black

#000000

#C72D21

#C72D21

对比度

3.83:1

Delta E

86.28

Very Different

50:50 混合

颜色值

格式 #000000 #C72D21
HEX #000000 #C72D21
RGB 0, 0, 0 199, 45, 33
HSL 0.0, 0.0%, 0.0% 4.3, 71.6%, 45.5%
HSV 0.0, 0.0%, 0.0% 4.3, 83.4%, 78.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 77.4%, 83.4%, 22.0%
OKLCH 0.0 0.0 0.0 0.5436 0.192 29.4

对比度与无障碍

3.83:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

文本可读性

敏捷的棕色狐狸跳过了懒狗

文本: #C72D21 → 背景色: #000000

敏捷的棕色狐狸跳过了懒狗

文本: #000000 → 背景色: #C72D21

色差 (Delta E)

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

渐变

颜色混合

CSS渐变代码

background: linear-gradient(to right, #000000, #C72D21);
background: linear-gradient(135deg, #000000, #C72D21);

探索每种颜色

相关比较