#CB1A2A
Closest named color: Cherry (#CF0234). oklch(54% 0.206 24.5), rgb(203, 26, 42).
Aa
White text reads best on this color (5.64:1).
About this color
#CB1A2A is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.206 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.018 away. White text reads best on it, at 5.64:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.206) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.72:1 |
| White text | 5.64:1 |
Values
| HEX | #CB1A2A |
| RGB | rgb(203, 26, 42) |
| HSL | hsl(355, 77%, 45%) |
| OKLCH | oklch(54% 0.206 24.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #CB1A2A | 5.64:1 | AA | Lc -81.5 | Fine for body text |
| Black text on #CB1A2A | 3.72:1 | AA large text | Lc 27.9 | Dividers and decoration only |
| #CB1A2A text on white | 5.64:1 | AA | Lc 76.1 | Fine for body text |
| #CB1A2A text on black | 3.72:1 | AA large text | Lc -25.6 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FACDC8
oklch(88.6% 0.052 25.6)
-
Step 300
300
#F7A9A3
oklch(80.9% 0.093 24.2)
-
Step 400
400
#EF7771
oklch(70.7% 0.149 24.5)
-
Step 500
500
#E64C4C
oklch(63.1% 0.191 24.4)
-
Step 600
600 (this color)
#CB1A2A
oklch(54% 0.206 24.5)
-
Step 700
700
#B40F22
oklch(49% 0.192 24.4)
-
Step 800
800
#92151E
oklch(42.6% 0.158 24.4)
-
Step 900
900
#761C1E
oklch(37.8% 0.124 24.3)
-
Step 950
950
#451312
oklch(27% 0.077 24.9)
#CB1A2A with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #584F28 | 0.226 |
| Deuteranopia (no green cones) | #827422 | 0.205 |
| Tritanopia (no blue cones) | #E00023 | 0.041 |
| Achromatopsia (no color) | #676767 | 0.208 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB1A2A
#CB1A2A
oklch(54% 0.206 24.5)
- #007E87
#007E87
oklch(54.1% 0.092 203.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #CB1A2A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.018
- Lipstick Red #C0022F ΔE 0.032
- Scarlet #BE0119 ΔE 0.035
- Crimson #DC143C ΔE 0.039
- Ruby #CA0147 ΔE 0.041
- Rose Red #BE013C ΔE 0.043
- Dull Red #BB3F3F ΔE 0.046
- Lipstick #D5174E ΔE 0.047
Use #CB1A2A in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.