#C90A2D
Closest named color: Cherry (#CF0234). oklch(53% 0.21 22.3), rgb(201, 10, 45).
Aa
White text reads best on this color (5.89:1).
About this color
#C90A2D is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.210 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.014 away. White text reads best on it, at 5.89:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.210) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.56:1 |
| White text | 5.89:1 |
Values
| HEX | #C90A2D |
| RGB | rgb(201, 10, 45) |
| HSL | hsl(349, 91%, 41%) |
| OKLCH | oklch(53% 0.21 22.3) |
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 #C90A2D | 5.89:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #C90A2D | 3.56:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #C90A2D text on white | 5.89:1 | AA | Lc 77.0 | Fine for body text |
| #C90A2D 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
#FACCC9
oklch(88.4% 0.052 22.6)
-
Step 300
300
#F8A8A5
oklch(80.8% 0.095 21.8)
-
Step 400
400
#F07674
oklch(70.7% 0.151 22.6)
-
Step 500
500
#E74A51
oklch(63.2% 0.193 22.2)
-
Step 600
600 (this color)
#C90A2D
oklch(53% 0.21 22.3)
-
Step 700
700
#B60627
oklch(49.2% 0.196 22.4)
-
Step 800
800
#931122
oklch(42.7% 0.161 22.2)
-
Step 900
900
#761A20
oklch(37.6% 0.126 22.5)
-
Step 950
950
#461213
oklch(27.1% 0.08 23.1)
#C90A2D 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) | #534C2C | 0.234 |
| Deuteranopia (no green cones) | #7F7225 | 0.212 |
| Tritanopia (no blue cones) | #DE001E | 0.044 |
| Achromatopsia (no color) | #646464 | 0.212 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C90A2D
#C90A2D
oklch(53% 0.21 22.3)
- #007B82
#007B82
oklch(53.1% 0.09 201.8)
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 #C90A2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.014
- Lipstick Red #C0022F ΔE 0.021
- Scarlet #BE0119 ΔE 0.029
- Rose Red #BE013C ΔE 0.032
- Ruby #CA0147 ΔE 0.033
- Crimson #DC143C ΔE 0.043
- Lipstick #D5174E ΔE 0.046
- Firebrick #B22222 ΔE 0.048
Use #C90A2D 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.