#D81743
Closest named color: Crimson (#DC143C). oklch(56.6% 0.217 17.8), rgb(216, 23, 67).
Aa
White text reads best on this color (5.09:1).
About this color
#D81743 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.217 and its hue 18°. 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 5.09:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.217) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.12:1 |
| White text | 5.09:1 |
Values
| HEX | #D81743 |
| RGB | rgb(216, 23, 67) |
| HSL | hsl(346, 81%, 47%) |
| OKLCH | oklch(56.6% 0.217 17.8) |
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 #D81743 | 5.09:1 | AA | Lc -78.4 | Fine for body text |
| Black text on #D81743 | 4.12:1 | AA large text | Lc 31.1 | Non-text elements, placeholder text |
| #D81743 text on white | 5.09:1 | AA | Lc 72.9 | Content text, not long reading |
| #D81743 text on black | 4.12:1 | AA large text | Lc -28.7 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E3
oklch(93.6% 0.028 17.7)
-
Step 200
200
#FBCBCC
oklch(88.4% 0.055 16.8)
-
Step 300
300
#F9A7A9
oklch(80.9% 0.097 17.8)
-
Step 400
400
#F2737B
oklch(70.7% 0.156 18.1)
-
Step 500
500
#E9455A
oklch(63.1% 0.199 18)
-
Step 600
600 (this color)
#D81743
oklch(56.6% 0.217 17.8)
-
Step 700
700
#B50034
oklch(49% 0.196 17.6)
-
Step 800
800
#95062A
oklch(42.7% 0.168 17.8)
-
Step 900
900
#781626
oklch(37.8% 0.131 17.9)
-
Step 950
950
#471017
oklch(27.1% 0.083 17.5)
#D81743 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) | #5A5543 | 0.243 |
| Deuteranopia (no green cones) | #887C3D | 0.221 |
| Tritanopia (no blue cones) | #EE002D | 0.048 |
| Achromatopsia (no color) | #6E6E6E | 0.219 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D81743
#D81743
oklch(56.6% 0.217 17.8)
- #00878A
#00878A
oklch(56.6% 0.096 197.5)
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 #D81743, closest first.
No curated palette has a color within ΔE 0.04 of #D81743.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.011
- Lipstick #D5174E ΔE 0.016
- Cherry #CF0234 ΔE 0.027
- Ruby #CA0147 ΔE 0.036
- Cerise #DE0C62 ΔE 0.045
- Imperial Red #E63946 ΔE 0.050
- Red Pantone #EF233C ΔE 0.052
- Dark Hot Pink #D90166 ΔE 0.052
Use #D81743 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.