#DD3830
Closest named color: Imperial Red (#E63946). oklch(59.3% 0.203 28), rgb(221, 56, 48).
Aa
Black text reads best on this color (4.68:1).
About this color
#DD3830 is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.203 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.029 away. Black text reads best on it, at 4.68:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.203) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 4.68:1 |
| White text | 4.48:1 |
Values
| HEX | #DD3830 |
| RGB | rgb(221, 56, 48) |
| HSL | hsl(3, 72%, 53%) |
| OKLCH | oklch(59.3% 0.203 28) |
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 #DD3830 | 4.48:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #DD3830 | 4.68:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #DD3830 text on white | 4.48:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #DD3830 text on black | 4.68:1 | AA | Lc -32.0 | 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 600.
-
Step 50
50
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F9CDC7
oklch(88.5% 0.051 27.2)
-
Step 300
300
#F6AAA0
oklch(80.8% 0.091 27.6)
-
Step 400
400
#EE796C
oklch(70.7% 0.147 27.9)
-
Step 500
500
#E44F44
oklch(63% 0.187 27.9)
-
Step 600
600 (this color)
#DD3830
oklch(59.3% 0.203 28)
-
Step 700
700
#B31716
oklch(49.1% 0.188 28)
-
Step 800
800
#911915
oklch(42.6% 0.156 28.2)
-
Step 900
900
#751E19
oklch(37.7% 0.122 27.8)
-
Step 950
950
#45130F
oklch(26.9% 0.078 28)
#DD3830 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) | #6B602D | 0.217 |
| Deuteranopia (no green cones) | #938429 | 0.199 |
| Tritanopia (no blue cones) | #F30038 | 0.051 |
| Achromatopsia (no color) | #777777 | 0.204 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DD3830
#DD3830
oklch(59.3% 0.203 28)
- #008E9E
#008E9E
oklch(59.2% 0.102 208.7)
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 #DD3830, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.029
- Tomato Red #EC2D01 ΔE 0.034
- Faded Red #D3494E ΔE 0.035
- Red Pantone #EF233C ΔE 0.040
- Crimson #DC143C ΔE 0.041
- Pale Red #D9544D ΔE 0.044
- Dark Coral #CF524E ΔE 0.045
- Deep Orange #DC4D01 ΔE 0.047
Use #DD3830 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.