#DE3651
Closest named color: Imperial Red (#E63946). oklch(59.8% 0.203 17.4), rgb(222, 54, 81).
Aa
Black text reads best on this color (4.75:1).
About this color
#DE3651 is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.203 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.023 away. Black text reads best on it, at 4.75:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.203) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 4.75:1 |
| White text | 4.41:1 |
Values
| HEX | #DE3651 |
| RGB | rgb(222, 54, 81) |
| HSL | hsl(350, 72%, 54%) |
| OKLCH | oklch(59.8% 0.203 17.4) |
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 #DE3651 | 4.41:1 | AA large text | Lc -74.7 | Content text, not long reading |
| Black text on #DE3651 | 4.75:1 | AA | Lc 34.9 | Non-text elements, placeholder text |
| #DE3651 text on white | 4.41:1 | AA large text | Lc 69.2 | Content text, not long reading |
| #DE3651 text on black | 4.75:1 | AA | Lc -32.5 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FDE3E3
oklch(93.7% 0.029 17.7)
-
Step 200
200
#FCCBCC
oklch(88.5% 0.056 16.9)
-
Step 300
300
#FAA6A9
oklch(80.8% 0.1 17.2)
-
Step 400
400
#F3727C
oklch(70.7% 0.159 17.3)
-
Step 500
500 (this color)
#DE3651
oklch(59.8% 0.203 17.4)
-
Step 600
600
#D50741
oklch(55.5% 0.22 17.2)
-
Step 700
700
#B50035
oklch(49% 0.196 17.2)
-
Step 800
800
#96022A
oklch(42.8% 0.17 17.6)
-
Step 900
900
#781526
oklch(37.7% 0.132 17.6)
-
Step 950
950
#470F17
oklch(27% 0.084 16.9)
#DE3651 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) | #666151 | 0.224 |
| Deuteranopia (no green cones) | #91854C | 0.205 |
| Tritanopia (no blue cones) | #F30042 | 0.045 |
| Achromatopsia (no color) | #787878 | 0.204 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DE3651
#DE3651
oklch(59.8% 0.203 17.4)
- #009295
#009295
oklch(59.9% 0.102 197.3)
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 #DE3651, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.023
- Faded Red #D3494E ΔE 0.033
- Crimson #DC143C ΔE 0.034
- Red Pantone #EF233C ΔE 0.038
- Lipstick #D5174E ΔE 0.040
- Pink Red #F5054F ΔE 0.047
- Dark Pink #CB416B ΔE 0.049
- Cerise #DE0C62 ΔE 0.049
Use #DE3651 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.