#C90636
Closest named color: Cherry (#CF0234). oklch(53.1% 0.211 19.4), rgb(201, 6, 54).
Aa
White text reads best on this color (5.89:1).
About this color
#C90636 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.211 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.012 away. White text reads best on it, at 5.89:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.211) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.56:1 |
| White text | 5.89:1 |
Values
| HEX | #C90636 |
| RGB | rgb(201, 6, 54) |
| HSL | hsl(345, 94%, 41%) |
| OKLCH | oklch(53.1% 0.211 19.4) |
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 #C90636 | 5.89:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #C90636 | 3.56:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #C90636 text on white | 5.89:1 | AA | Lc 76.9 | Fine for body text |
| #C90636 text on black | 3.56:1 | AA large text | Lc -24.8 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E2
oklch(93.6% 0.028 20.4)
-
Step 200
200
#FACCCB
oklch(88.5% 0.052 19.6)
-
Step 300
300
#F8A8A8
oklch(80.9% 0.095 19.3)
-
Step 400
400
#F0757A
oklch(70.7% 0.152 19.2)
-
Step 500
500
#E74958
oklch(63.2% 0.194 19.4)
-
Step 600
600 (this color)
#C90636
oklch(53.1% 0.211 19.4)
-
Step 700
700
#B5022F
oklch(49% 0.196 19.5)
-
Step 800
800
#930F28
oklch(42.6% 0.162 19.4)
-
Step 900
900
#761925
oklch(37.6% 0.126 19.1)
-
Step 950
950
#461116
oklch(27% 0.081 19.1)
#C90636 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) | #514C36 | 0.236 |
| Deuteranopia (no green cones) | #7E712F | 0.212 |
| Tritanopia (no blue cones) | #DD0021 | 0.046 |
| Achromatopsia (no color) | #646464 | 0.212 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C90636
#C90636
oklch(53.1% 0.211 19.4)
- #007B80
#007B80
oklch(53% 0.09 199.8)
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 #C90636, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.012
- Lipstick Red #C0022F ΔE 0.021
- Ruby #CA0147 ΔE 0.022
- Rose Red #BE013C ΔE 0.026
- Scarlet #BE0119 ΔE 0.036
- Lipstick #D5174E ΔE 0.039
- Crimson #DC143C ΔE 0.042
- Firebrick #B22222 ΔE 0.052
Use #C90636 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.