#D12A31
Closest named color: Crimson (#DC143C). oklch(56.1% 0.202 24.9), rgb(209, 42, 49).
Aa
White text reads best on this color (5.13:1).
About this color
#D12A31 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.202 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.029 away. White text reads best on it, at 5.13:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.202) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.08:1 |
| White text | 5.13:1 |
Values
| HEX | #D12A31 |
| RGB | rgb(209, 42, 49) |
| HSL | hsl(357, 67%, 49%) |
| OKLCH | oklch(56.1% 0.202 24.9) |
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 #D12A31 | 5.13:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #D12A31 | 4.08:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #D12A31 text on white | 5.13:1 | AA | Lc 73.7 | Content text, not long reading |
| #D12A31 text on black | 4.08:1 | AA large text | Lc -28.0 | 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
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E1
oklch(93.7% 0.026 26.5)
-
Step 200
200
#F9CDC9
oklch(88.5% 0.05 24.2)
-
Step 300
300
#F6AAA3
oklch(80.9% 0.091 25.1)
-
Step 400
400
#ED7972
oklch(70.7% 0.144 24.9)
-
Step 500
500
#E44F4D
oklch(63.1% 0.185 24.8)
-
Step 600
600 (this color)
#D12A31
oklch(56.1% 0.202 24.9)
-
Step 700
700
#B31622
oklch(49.1% 0.188 25)
-
Step 800
800
#91181E
oklch(42.6% 0.155 24.9)
-
Step 900
900
#751E1E
oklch(37.8% 0.121 25.1)
-
Step 950
950
#451312
oklch(27% 0.077 24.9)
#D12A31 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) | #5F572F | 0.221 |
| Deuteranopia (no green cones) | #887A2A | 0.200 |
| Tritanopia (no blue cones) | #E6002F | 0.041 |
| Achromatopsia (no color) | #6D6D6D | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D12A31
#D12A31
oklch(56.1% 0.202 24.9)
- #00848F
#00848F
oklch(56% 0.096 205.1)
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 #D12A31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.029
- Cherry #CF0234 ΔE 0.030
- Lipstick #D5174E ΔE 0.043
- Dull Red #BB3F3F ΔE 0.045
- Faded Red #D3494E ΔE 0.047
- Ruby #CA0147 ΔE 0.050
- Lipstick Red #C0022F ΔE 0.052
- Imperial Red #E63946 ΔE 0.053
Use #D12A31 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.