#D91133
Closest named color: Crimson (#DC143C). oklch(56.3% 0.221 22.2), rgb(217, 17, 51).
Aa
White text reads best on this color (5.14:1).
About this color
#D91133 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.221 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.011 away. White text reads best on it, at 5.14:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.221) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.07:1 |
| White text | 5.14:1 |
Values
| HEX | #D91133 |
| RGB | rgb(217, 17, 51) |
| HSL | hsl(350, 85%, 46%) |
| OKLCH | oklch(56.3% 0.221 22.2) |
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 #D91133 | 5.14:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #D91133 | 4.07:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #D91133 text on white | 5.14:1 | AA | Lc 73.1 | Content text, not long reading |
| #D91133 text on black | 4.07:1 | AA large text | Lc -28.6 | 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
#FCCCC9
oklch(88.6% 0.055 22.4)
-
Step 300
300
#FAA7A3
oklch(80.8% 0.099 22.5)
-
Step 400
400
#F47372
oklch(70.8% 0.159 22.4)
-
Step 500
500
#EB444D
oklch(63.1% 0.203 22.4)
-
Step 600
600 (this color)
#D91133
oklch(56.3% 0.221 22.2)
-
Step 700
700
#B60027
oklch(49% 0.197 22)
-
Step 800
800
#96031F
oklch(42.6% 0.17 22.1)
-
Step 900
900
#79161F
oklch(37.8% 0.133 22.1)
-
Step 950
950
#471012
oklch(27% 0.084 22.8)
#D91133 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) | #5B5332 | 0.245 |
| Deuteranopia (no green cones) | #8A7B2B | 0.221 |
| Tritanopia (no blue cones) | #EF0023 | 0.045 |
| Achromatopsia (no color) | #6D6D6D | 0.223 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D91133
#D91133
oklch(56.3% 0.221 22.2)
- #00868E
#00868E
oklch(56.5% 0.096 202.2)
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 #D91133, closest first.
No curated palette has a color within ΔE 0.04 of #D91133.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.011
- Cherry #CF0234 ΔE 0.024
- Lipstick #D5174E ΔE 0.033
- Ruby #CA0147 ΔE 0.044
- Red Pantone #EF233C ΔE 0.050
- Imperial Red #E63946 ΔE 0.050
- Lipstick Red #C0022F ΔE 0.055
- Faded Red #D3494E ΔE 0.058
Use #D91133 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.