#DA1B39
Closest named color: Crimson (#DC143C). oklch(57% 0.218 21.3), rgb(218, 27, 57).
Aa
White text reads best on this color (5.00:1).
About this color
#DA1B39 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.218 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.007 away. White text reads best on it, at 5.00:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.218) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #DA1B39 |
| RGB | rgb(218, 27, 57) |
| HSL | hsl(351, 78%, 48%) |
| OKLCH | oklch(57% 0.218 21.3) |
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 #DA1B39 | 5.00:1 | AA | Lc -77.9 | Fine for body text |
| Black text on #DA1B39 | 4.19:1 | AA large text | Lc 31.6 | Non-text elements, placeholder text |
| #DA1B39 text on white | 5.00:1 | AA | Lc 72.5 | Content text, not long reading |
| #DA1B39 text on black | 4.19:1 | AA large text | Lc -29.2 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FDE3E2
oklch(93.7% 0.029 20.3)
-
Step 200
200
#FBCCC9
oklch(88.5% 0.054 22.5)
-
Step 300
300
#FAA7A5
oklch(80.9% 0.099 21)
-
Step 400
400
#F27375
oklch(70.6% 0.157 20.9)
-
Step 500
500
#EA4551
oklch(63.1% 0.201 21.2)
-
Step 600
600 (this color)
#DA1B39
oklch(57% 0.218 21.3)
-
Step 700
700
#B60029
oklch(49% 0.197 21.4)
-
Step 800
800
#950722
oklch(42.6% 0.167 21.3)
-
Step 900
900
#781721
oklch(37.7% 0.131 21.1)
-
Step 950
950
#471014
oklch(27% 0.083 20.8)
#DA1B39 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) | #5D5638 | 0.241 |
| Deuteranopia (no green cones) | #8B7D32 | 0.219 |
| Tritanopia (no blue cones) | #F0002A | 0.044 |
| Achromatopsia (no color) | #6F6F6F | 0.219 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DA1B39
#DA1B39
oklch(57% 0.218 21.3)
- #00888F
#00888F
oklch(57% 0.097 201.2)
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 #DA1B39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.007
- Cherry #CF0234 ΔE 0.029
- Lipstick #D5174E ΔE 0.030
- Imperial Red #E63946 ΔE 0.044
- Red Pantone #EF233C ΔE 0.045
- Ruby #CA0147 ΔE 0.046
- Faded Red #D3494E ΔE 0.052
- Cerise #DE0C62 ΔE 0.057
Use #DA1B39 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.