#D31C15
Closest named color: Cherry (#CF0234). oklch(55.4% 0.214 29), rgb(211, 28, 21).
Aa
White text reads best on this color (5.32:1).
About this color
#D31C15 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.214 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Cherry (#CF0234), ΔE 0.035 away. White text reads best on it, at 5.32:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.214) |
| Temperature | warm |
| Nearest name | Cherry (#CF0234) |
| Black text | 3.94:1 |
| White text | 5.32:1 |
Values
| HEX | #D31C15 |
| RGB | rgb(211, 28, 21) |
| HSL | hsl(2, 82%, 45%) |
| OKLCH | oklch(55.4% 0.214 29) |
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 #D31C15 | 5.32:1 | AA | Lc -79.7 | Fine for body text |
| Black text on #D31C15 | 3.94:1 | AA large text | Lc 29.8 | Dividers and decoration only |
| #D31C15 text on white | 5.32:1 | AA | Lc 74.3 | Content text, not long reading |
| #D31C15 text on black | 3.94:1 | 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
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FCE3DF
oklch(93.5% 0.028 28.5)
-
Step 200
200
#FBCDC5
oklch(88.6% 0.054 29.6)
-
Step 300
300
#F9A99D
oklch(80.9% 0.097 28.8)
-
Step 400
400
#F17667
oklch(70.6% 0.154 28.7)
-
Step 500
500
#E84A3C
oklch(63% 0.197 28.9)
-
Step 600
600 (this color)
#D31C15
oklch(55.4% 0.214 29)
-
Step 700
700
#B70505
oklch(49.1% 0.199 29)
-
Step 800
800
#94110B
oklch(42.6% 0.164 29.1)
-
Step 900
900
#771A13
oklch(37.6% 0.129 29)
-
Step 950
950
#46120D
oklch(27% 0.081 29)
#D31C15 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) | #5D520F | 0.233 |
| Deuteranopia (no green cones) | #887900 | 0.211 |
| Tritanopia (no blue cones) | #E9001F | 0.044 |
| Achromatopsia (no color) | #6B6B6B | 0.216 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D31C15
#D31C15
oklch(55.4% 0.214 29)
- #008291
#008291
oklch(55.5% 0.096 208.9)
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 #D31C15, closest first.
No curated palette has a color within ΔE 0.04 of #D31C15.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cherry #CF0234 ΔE 0.035
- Crimson #DC143C ΔE 0.039
- Scarlet #BE0119 ΔE 0.051
- Lipstick Red #C0022F ΔE 0.053
- Dull Red #BB3F3F ΔE 0.057
- Sinopia #BB3E03 ΔE 0.058
- Lipstick #D5174E ΔE 0.058
- Tomato Red #EC2D01 ΔE 0.058
Use #D31C15 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.