#CB2736
Closest named color: Cherry (#CF0234). oklch(54.9% 0.198 22.7), rgb(203, 39, 54).
Aa
White text reads best on this color (5.40:1).
About this color
#CB2736 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.198 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.022 away. White text reads best on it, at 5.40:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.198) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.88:1 |
| White text | 5.40:1 |
Values
| HEX | #CB2736 |
| RGB | rgb(203, 39, 54) |
| HSL | hsl(355, 68%, 47%) |
| OKLCH | oklch(54.9% 0.198 22.7) |
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 #CB2736 | 5.40:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #CB2736 | 3.88:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #CB2736 text on white | 5.40:1 | AA | Lc 75.3 | Fine for body text |
| #CB2736 text on black | 3.88:1 | AA large text | Lc -26.5 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FBE4E2
oklch(93.7% 0.025 23.6)
-
Step 200
200
#F8CDCA
oklch(88.4% 0.049 22.8)
-
Step 300
300
#F5AAA6
oklch(80.9% 0.089 22.6)
-
Step 400
400
#EC7977
oklch(70.7% 0.142 22.4)
-
Step 500
500
#E25053
oklch(63% 0.182 22.8)
-
Step 600
600 (this color)
#CB2736
oklch(54.9% 0.198 22.7)
-
Step 700
700
#B1192B
oklch(49% 0.184 22.5)
-
Step 800
800
#901A24
oklch(42.7% 0.152 22.8)
-
Step 900
900
#741E22
oklch(37.7% 0.119 22.6)
-
Step 950
950
#441414
oklch(27% 0.074 23.5)
#CB2736 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) | #5B5435 | 0.217 |
| Deuteranopia (no green cones) | #837630 | 0.197 |
| Tritanopia (no blue cones) | #DF002F | 0.039 |
| Achromatopsia (no color) | #6A6A6A | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB2736
#CB2736
oklch(54.9% 0.198 22.7)
- #008189
#008189
oklch(54.9% 0.093 202.5)
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 #CB2736, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.022
- Crimson #DC143C ΔE 0.034
- Dull Red #BB3F3F ΔE 0.038
- Lipstick Red #C0022F ΔE 0.039
- Ruby #CA0147 ΔE 0.039
- Lipstick #D5174E ΔE 0.039
- Scarlet #BE0119 ΔE 0.046
- Rose Red #BE013C ΔE 0.046
Use #CB2736 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.