#DE3642
Closest named color: Imperial Red (#E63946). oklch(59.5% 0.203 22.5), rgb(222, 54, 66).
Aa
Black text reads best on this color (4.71:1).
About this color
#DE3642 is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.203 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.018 away. Black text reads best on it, at 4.71:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.203) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #DE3642 |
| RGB | rgb(222, 54, 66) |
| HSL | hsl(356, 72%, 54%) |
| OKLCH | oklch(59.5% 0.203 22.5) |
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 #DE3642 | 4.45:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #DE3642 | 4.71:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #DE3642 text on white | 4.45:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #DE3642 text on black | 4.71:1 | AA | Lc -32.2 | 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
#FDE3E1
oklch(93.6% 0.029 23)
-
Step 200
200
#FCCCC8
oklch(88.6% 0.055 23.8)
-
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 (this color)
#DE3642
oklch(59.5% 0.203 22.5)
-
Step 600
600
#D6092F
oklch(55.5% 0.221 22.6)
-
Step 700
700
#B60025
oklch(49% 0.198 22.6)
-
Step 800
800
#96031E
oklch(42.6% 0.17 22.4)
-
Step 900
900
#79161E
oklch(37.8% 0.133 22.6)
-
Step 950
950
#471012
oklch(27% 0.084 22.8)
#DE3642 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) | #686041 | 0.222 |
| Deuteranopia (no green cones) | #92843C | 0.203 |
| Tritanopia (no blue cones) | #F4003C | 0.046 |
| Achromatopsia (no color) | #777777 | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DE3642
#DE3642
oklch(59.5% 0.203 22.5)
- #009099
#009099
oklch(59.5% 0.101 202.6)
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 #DE3642, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.018
- Faded Red #D3494E ΔE 0.030
- Crimson #DC143C ΔE 0.032
- Red Pantone #EF233C ΔE 0.033
- Pale Red #D9544D ΔE 0.044
- Dark Coral #CF524E ΔE 0.045
- Tomato Red #EC2D01 ΔE 0.046
- Lipstick #D5174E ΔE 0.047
Use #DE3642 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.