#DE3E33
Closest named color: Imperial Red (#E63946). oklch(60% 0.199 28.5), rgb(222, 62, 51).
Aa
Black text reads best on this color (4.84:1).
About this color
#DE3E33 is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.199 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.027 away. Black text reads best on it, at 4.84:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.199) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 4.84:1 |
| White text | 4.33:1 |
Values
| HEX | #DE3E33 |
| RGB | rgb(222, 62, 51) |
| HSL | hsl(4, 72%, 54%) |
| OKLCH | oklch(60% 0.199 28.5) |
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 #DE3E33 | 4.33:1 | AA large text | Lc -74.2 | Content text, not long reading |
| Black text on #DE3E33 | 4.84:1 | AA | Lc 35.4 | Non-text elements, placeholder text |
| #DE3E33 text on white | 4.33:1 | AA large text | Lc 68.7 | Content text, not long reading |
| #DE3E33 text on black | 4.84:1 | AA | Lc -33.0 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3DF
oklch(93.5% 0.028 28.5)
-
Step 200
200
#FBCCC5
oklch(88.4% 0.054 28.1)
-
Step 300
300
#F9A99D
oklch(80.9% 0.097 28.8)
-
Step 400
400
#F27667
oklch(70.7% 0.155 28.6)
-
Step 500
500 (this color)
#DE3E33
oklch(60% 0.199 28.5)
-
Step 600
600
#D41A17
oklch(55.5% 0.216 28.5)
-
Step 700
700
#B80107
oklch(49.2% 0.201 28.5)
-
Step 800
800
#950E0C
oklch(42.7% 0.166 28.5)
-
Step 900
900
#781A14
oklch(37.8% 0.13 28.6)
-
Step 950
950
#47110D
oklch(27% 0.083 28.2)
#DE3E33 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) | #6E6330 | 0.212 |
| Deuteranopia (no green cones) | #95862C | 0.194 |
| Tritanopia (no blue cones) | #F4003D | 0.057 |
| Achromatopsia (no color) | #797979 | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DE3E33
#DE3E33
oklch(60% 0.199 28.5)
- #0091A1
#0091A1
oklch(60.1% 0.103 208.4)
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 #DE3E33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.027
- Faded Red #D3494E ΔE 0.033
- Tomato Red #EC2D01 ΔE 0.034
- Pale Red #D9544D ΔE 0.037
- Dark Coral #CF524E ΔE 0.041
- Red Pantone #EF233C ΔE 0.041
- Deep Orange #DC4D01 ΔE 0.041
- Vermillion #F4320C ΔE 0.044
Use #DE3E33 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.