#DE1D3C
Closest named color: Crimson (#DC143C). oklch(57.8% 0.22 21), rgb(222, 29, 60).
Aa
White text reads best on this color (4.83:1).
About this color
#DE1D3C is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.220 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.008 away. White text reads best on it, at 4.83:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.220) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.34:1 |
| White text | 4.83:1 |
Values
| HEX | #DE1D3C |
| RGB | rgb(222, 29, 60) |
| HSL | hsl(350, 77%, 49%) |
| OKLCH | oklch(57.8% 0.22 21) |
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 #DE1D3C | 4.83:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #DE1D3C | 4.34:1 | AA large text | Lc 32.7 | Non-text elements, placeholder text |
| #DE1D3C text on white | 4.83:1 | AA | Lc 71.4 | Content text, not long reading |
| #DE1D3C text on black | 4.34:1 | AA large text | Lc -30.3 | 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 600.
-
Step 50
50
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FDE3E2
oklch(93.7% 0.029 20.3)
-
Step 200
200
#FCCBCA
oklch(88.4% 0.056 19.6)
-
Step 300
300
#FAA7A5
oklch(80.9% 0.099 21)
-
Step 400
400
#F37375
oklch(70.7% 0.158 21)
-
Step 500
500
#EA4451
oklch(63% 0.202 21)
-
Step 600
600 (this color)
#DE1D3C
oklch(57.8% 0.22 21)
-
Step 700
700
#B6002B
oklch(49.1% 0.197 20.8)
-
Step 800
800
#960422
oklch(42.7% 0.169 21.1)
-
Step 900
900
#781621
oklch(37.7% 0.131 20.8)
-
Step 950
950
#471014
oklch(27% 0.083 20.8)
#DE1D3C 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) | #5F583B | 0.244 |
| Deuteranopia (no green cones) | #8E8035 | 0.222 |
| Tritanopia (no blue cones) | #F4002C | 0.044 |
| Achromatopsia (no color) | #727272 | 0.221 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DE1D3C
#DE1D3C
oklch(57.8% 0.22 21)
- #008B92
#008B92
oklch(57.9% 0.098 201.1)
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 #DE1D3C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.008
- Lipstick #D5174E ΔE 0.032
- Imperial Red #E63946 ΔE 0.036
- Red Pantone #EF233C ΔE 0.036
- Cherry #CF0234 ΔE 0.038
- Cherry Red #F7022A ΔE 0.050
- Pink Red #F5054F ΔE 0.050
- Faded Red #D3494E ΔE 0.050
Use #DE1D3C 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.