#DC0028
Closest named color: Crimson (#DC143C). oklch(56.4% 0.228 24.2), rgb(220, 0, 40).
Aa
White text reads best on this color (5.15:1).
About this color
#DC0028 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.228 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.019 away. White text reads best on it, at 5.15:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.228) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.07:1 |
| White text | 5.15:1 |
Values
| HEX | #DC0028 |
| RGB | rgb(220, 0, 40) |
| HSL | hsl(349, 100%, 43%) |
| OKLCH | oklch(56.4% 0.228 24.2) |
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 #DC0028 | 5.15:1 | AA | Lc -78.1 | Fine for body text |
| Black text on #DC0028 | 4.07:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #DC0028 text on white | 5.15:1 | AA | Lc 72.6 | Content text, not long reading |
| #DC0028 text on black | 4.07:1 | AA large text | Lc -29.1 | Dividers and decoration only |
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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FDE3E0
oklch(93.6% 0.029 25.6)
-
Step 200
200
#FDCBC7
oklch(88.5% 0.057 23.6)
-
Step 300
300
#FCA6A0
oklch(80.8% 0.103 24)
-
Step 400
400
#F6716D
oklch(70.7% 0.164 23.9)
-
Step 500
500
#EE4045
oklch(63.2% 0.21 24.2)
-
Step 600
600 (this color)
#DC0028
oklch(56.4% 0.228 24.2)
-
Step 700
700
#B7001F
oklch(49.1% 0.199 24.3)
-
Step 800
800
#970018
oklch(42.6% 0.173 24.2)
-
Step 900
900
#7A1319
oklch(37.7% 0.137 24.4)
-
Step 950
950
#480F10
oklch(27% 0.086 24.2)
#DC0028 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) | #5B5226 | 0.253 |
| Deuteranopia (no green cones) | #8B7C1D | 0.228 |
| Tritanopia (no blue cones) | #F30019 | 0.048 |
| Achromatopsia (no color) | #6D6D6D | 0.230 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DC0028
#DC0028
oklch(56.4% 0.228 24.2)
- #008690
#008690
oklch(56.5% 0.096 204)
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 #DC0028, closest first.
No curated palette has a color within ΔE 0.04 of #DC0028.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.019
- Cherry #CF0234 ΔE 0.030
- Lipstick #D5174E ΔE 0.042
- Red Pantone #EF233C ΔE 0.049
- Ruby #CA0147 ΔE 0.053
- Imperial Red #E63946 ΔE 0.053
- Tomato Red #EC2D01 ΔE 0.055
- Cherry Red #F7022A ΔE 0.056
Use #DC0028 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.