#DD3F56
Closest named color: Imperial Red (#E63946). oklch(60.5% 0.194 17.1), rgb(221, 63, 86).
Aa
Black text reads best on this color (4.91:1).
About this color
#DD3F56 is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.194 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.024 away. Black text reads best on it, at 4.91:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 4.91:1 |
| White text | 4.26:1 |
Values
| HEX | #DD3F56 |
| RGB | rgb(221, 63, 86) |
| HSL | hsl(351, 70%, 56%) |
| OKLCH | oklch(60.5% 0.194 17.1) |
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 #DD3F56 | 4.26:1 | AA large text | Lc -73.8 | Content text, not long reading |
| Black text on #DD3F56 | 4.91:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #DD3F56 text on white | 4.26:1 | AA large text | Lc 68.3 | Content text, not long reading |
| #DD3F56 text on black | 4.91:1 | AA | Lc -33.4 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E3
oklch(93.6% 0.028 17.7)
-
Step 200
200
#FACCCD
oklch(88.5% 0.052 16.7)
-
Step 300
300
#F8A8AA
oklch(81% 0.095 17.7)
-
Step 400
400
#F0757E
oklch(70.8% 0.152 17.2)
-
Step 500
500 (this color)
#DD3F56
oklch(60.5% 0.194 17.1)
-
Step 600
600
#D21B44
oklch(55.7% 0.21 17.2)
-
Step 700
700
#B50236
oklch(49.1% 0.196 17)
-
Step 800
800
#930F2D
oklch(42.7% 0.162 17.1)
-
Step 900
900
#761928
oklch(37.7% 0.126 17.1)
-
Step 950
950
#461118
oklch(27.1% 0.081 16.8)
#DD3F56 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) | #6A6556 | 0.213 |
| Deuteranopia (no green cones) | #928752 | 0.196 |
| Tritanopia (no blue cones) | #F20B49 | 0.049 |
| Achromatopsia (no color) | #7A7A7A | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DD3F56
#DD3F56
oklch(60.5% 0.194 17.1)
- #009497
#009497
oklch(60.5% 0.103 197.3)
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 #DD3F56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.024
- Faded Red #D3494E ΔE 0.026
- Pale Red #D9544D ΔE 0.041
- Dark Coral #CF524E ΔE 0.042
- Pastel Red #DB5856 ΔE 0.043
- Red Pantone #EF233C ΔE 0.043
- Crimson #DC143C ΔE 0.045
- Dark Pink #CB416B ΔE 0.046
Use #DD3F56 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.