#D55151
Closest named color: Dark Coral (#CF524E). oklch(61.1% 0.167 23.4), rgb(213, 81, 81).
Aa
Black text reads best on this color (5.12:1).
About this color
#D55151 is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.167 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Coral (#CF524E), ΔE 0.012 away. Black text reads best on it, at 5.12:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.167) |
| Temperature | warm |
| Nearest name | Dark Coral (#CF524E) |
| Black text | 5.12:1 |
| White text | 4.09:1 |
Values
| HEX | #D55151 |
| RGB | rgb(213, 81, 81) |
| HSL | hsl(0, 61%, 58%) |
| OKLCH | oklch(61.1% 0.167 23.4) |
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 #D55151 | 4.09:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #D55151 | 5.12:1 | AA | Lc 36.8 | Non-text elements, placeholder text |
| #D55151 text on white | 4.09:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #D55151 text on black | 5.12:1 | AA | Lc -34.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#F9E4E2
oklch(93.5% 0.023 24.1)
-
Step 200
200
#F6CECB
oklch(88.5% 0.046 23.1)
-
Step 300
300
#F1ACA8
oklch(80.9% 0.082 22.8)
-
Step 400
400
#E77D79
oklch(70.7% 0.132 23.2)
-
Step 500
500 (this color)
#D55151
oklch(61.1% 0.167 23.4)
-
Step 600
600
#C7373C
oklch(55.6% 0.181 23.6)
-
Step 700
700
#AC272E
oklch(49.1% 0.169 23.6)
-
Step 800
800
#8C2327
oklch(42.8% 0.14 23.5)
-
Step 900
900
#702324
oklch(37.6% 0.109 23.3)
-
Step 950
950
#421616
oklch(27% 0.069 22.8)
#D55151 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) | #736C50 | 0.179 |
| Deuteranopia (no green cones) | #94884E | 0.165 |
| Tritanopia (no blue cones) | #E93652 | 0.050 |
| Achromatopsia (no color) | #7D7D7D | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D55151
#D55151
oklch(61.1% 0.167 23.4)
- #00959F
#00959F
oklch(61% 0.104 203.2)
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 #D55151, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Coral #CF524E ΔE 0.012
- Pale Red #D9544D ΔE 0.012
- Faded Red #D3494E ΔE 0.015
- Pastel Red #DB5856 ΔE 0.019
- Indian Red #CD5C5C ΔE 0.023
- Imperial Red #E63946 ΔE 0.041
- Deep Rose #C74767 ΔE 0.052
- Terracotta #CA6641 ΔE 0.055
Use #D55151 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.