#D83028
Closest named color: Crimson (#DC143C). oklch(57.7% 0.205 28.4), rgb(216, 48, 40).
Aa
White text reads best on this color (4.80:1).
About this color
#D83028 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.205 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.036 away. White text reads best on it, at 4.80:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.205) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.37:1 |
| White text | 4.80:1 |
Values
| HEX | #D83028 |
| RGB | rgb(216, 48, 40) |
| HSL | hsl(3, 69%, 50%) |
| OKLCH | oklch(57.7% 0.205 28.4) |
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 #D83028 | 4.80:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #D83028 | 4.37:1 | AA large text | Lc 32.4 | Non-text elements, placeholder text |
| #D83028 text on white | 4.80:1 | AA | Lc 71.7 | Content text, not long reading |
| #D83028 text on black | 4.37:1 | AA large text | Lc -30.0 | 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
#F9CDC6
oklch(88.4% 0.051 28.7)
-
Step 300
300
#F7AA9F
oklch(80.9% 0.093 28.3)
-
Step 400
400
#EE796B
oklch(70.7% 0.147 28.4)
-
Step 500
500
#E54F42
oklch(63.2% 0.188 28.5)
-
Step 600
600 (this color)
#D83028
oklch(57.7% 0.205 28.4)
-
Step 700
700
#B41413
oklch(49.1% 0.191 28.3)
-
Step 800
800
#921713
oklch(42.7% 0.158 28.3)
-
Step 900
900
#751D17
oklch(37.6% 0.123 28.4)
-
Step 950
950
#45130F
oklch(26.9% 0.078 28)
#D83028 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) | #655B25 | 0.222 |
| Deuteranopia (no green cones) | #8F7F1F | 0.200 |
| Tritanopia (no blue cones) | #EE0031 | 0.047 |
| Achromatopsia (no color) | #727272 | 0.206 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D83028
#D83028
oklch(57.7% 0.205 28.4)
- #008998
#008998
oklch(57.6% 0.099 208.3)
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 #D83028, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.036
- Imperial Red #E63946 ΔE 0.042
- Tomato Red #EC2D01 ΔE 0.042
- Faded Red #D3494E ΔE 0.043
- Cherry #CF0234 ΔE 0.048
- Red Pantone #EF233C ΔE 0.049
- Dark Coral #CF524E ΔE 0.053
- Deep Orange #DC4D01 ΔE 0.054
Use #D83028 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.