#D51131
Closest named color: Cherry (#CF0234). oklch(55.6% 0.218 22.4), rgb(213, 17, 49).
Aa
White text reads best on this color (5.31:1).
About this color
#D51131 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.218 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.017 away. White text reads best on it, at 5.31:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.218) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.95:1 |
| White text | 5.31:1 |
Values
| HEX | #D51131 |
| RGB | rgb(213, 17, 49) |
| HSL | hsl(350, 85%, 45%) |
| OKLCH | oklch(55.6% 0.218 22.4) |
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 #D51131 | 5.31:1 | AA | Lc -79.5 | Fine for body text |
| Black text on #D51131 | 3.95:1 | AA large text | Lc 30.0 | Non-text elements, placeholder text |
| #D51131 text on white | 5.31:1 | AA | Lc 74.0 | Content text, not long reading |
| #D51131 text on black | 3.95:1 | AA large text | Lc -27.7 | 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
#FDE3E1
oklch(93.6% 0.029 23)
-
Step 200
200
#FBCCC9
oklch(88.5% 0.054 22.5)
-
Step 300
300
#FAA7A4
oklch(80.9% 0.099 21.8)
-
Step 400
400
#F37472
oklch(70.8% 0.157 22.8)
-
Step 500
500
#EA464E
oklch(63.2% 0.2 22.5)
-
Step 600
600 (this color)
#D51131
oklch(55.6% 0.218 22.4)
-
Step 700
700
#B60026
oklch(49% 0.198 22.3)
-
Step 800
800
#95081F
oklch(42.6% 0.167 22.5)
-
Step 900
900
#78171F
oklch(37.7% 0.131 22.3)
-
Step 950
950
#471013
oklch(27% 0.083 21.8)
#D51131 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) | #595230 | 0.242 |
| Deuteranopia (no green cones) | #877929 | 0.219 |
| Tritanopia (no blue cones) | #EB0022 | 0.045 |
| Achromatopsia (no color) | #6B6B6B | 0.220 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D51131
#D51131
oklch(55.6% 0.218 22.4)
- #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 #D51131, closest first.
No curated palette has a color within ΔE 0.04 of #D51131.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.017
- Crimson #DC143C ΔE 0.018
- Lipstick #D5174E ΔE 0.034
- Ruby #CA0147 ΔE 0.040
- Lipstick Red #C0022F ΔE 0.047
- Scarlet #BE0119 ΔE 0.054
- Rose Red #BE013C ΔE 0.054
- Imperial Red #E63946 ΔE 0.057
Use #D51131 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.