#D02437
Closest named color: Cherry (#CF0234). oklch(55.6% 0.204 22.3), rgb(208, 36, 55).
Aa
White text reads best on this color (5.26:1).
About this color
#D02437 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.204 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.021 away. White text reads best on it, at 5.26:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.204) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.98:1 |
| White text | 5.26:1 |
Values
| HEX | #D02437 |
| RGB | rgb(208, 36, 55) |
| HSL | hsl(353, 70%, 48%) |
| OKLCH | oklch(55.6% 0.204 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 #D02437 | 5.26:1 | AA | Lc -79.7 | Fine for body text |
| Black text on #D02437 | 3.98:1 | AA large text | Lc 29.8 | Dividers and decoration only |
| #D02437 text on white | 5.26:1 | AA | Lc 74.3 | Content text, not long reading |
| #D02437 text on black | 3.98:1 | AA large text | Lc -27.4 | 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
#FBE3E2
oklch(93.5% 0.026 20.5)
-
Step 200
200
#F9CDCA
oklch(88.5% 0.05 22.7)
-
Step 300
300
#F6A9A6
oklch(80.8% 0.091 21.8)
-
Step 400
400
#EE7776
oklch(70.6% 0.147 22)
-
Step 500
500
#E54D53
oklch(63.2% 0.188 22.1)
-
Step 600
600 (this color)
#D02437
oklch(55.6% 0.204 22.3)
-
Step 700
700
#B4112A
oklch(49.2% 0.19 22.1)
-
Step 800
800
#921623
oklch(42.8% 0.157 22.6)
-
Step 900
900
#751C22
oklch(37.7% 0.123 21.9)
-
Step 950
950
#451314
oklch(27% 0.077 22.7)
#D02437 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) | #5C5536 | 0.225 |
| Deuteranopia (no green cones) | #867931 | 0.205 |
| Tritanopia (no blue cones) | #E5002E | 0.040 |
| Achromatopsia (no color) | #6C6C6C | 0.206 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D02437
#D02437
oklch(55.6% 0.204 22.3)
- #00838B
#00838B
oklch(55.5% 0.095 202.3)
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 #D02437, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.021
- Crimson #DC143C ΔE 0.025
- Lipstick #D5174E ΔE 0.034
- Ruby #CA0147 ΔE 0.039
- Lipstick Red #C0022F ΔE 0.045
- Dull Red #BB3F3F ΔE 0.046
- Faded Red #D3494E ΔE 0.052
- Rose Red #BE013C ΔE 0.052
Use #D02437 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.