#D52C20
Closest named color: Crimson (#DC143C). oklch(56.8% 0.206 29.3), rgb(213, 44, 32).
Aa
White text reads best on this color (4.98:1).
About this color
#D52C20 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.206 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.038 away. White text reads best on it, at 4.98:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.206) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #D52C20 |
| RGB | rgb(213, 44, 32) |
| HSL | hsl(4, 74%, 48%) |
| OKLCH | oklch(56.8% 0.206 29.3) |
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 #D52C20 | 4.98:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #D52C20 | 4.21:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #D52C20 text on white | 4.98:1 | AA | Lc 72.8 | Content text, not long reading |
| #D52C20 text on black | 4.21:1 | AA large text | Lc -28.9 | 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
#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
#F7AA9E
oklch(80.9% 0.093 29.1)
-
Step 400
400
#EF7969
oklch(70.8% 0.148 29.3)
-
Step 500
500
#E54F3F
oklch(63.1% 0.189 29.4)
-
Step 600
600 (this color)
#D52C20
oklch(56.8% 0.206 29.3)
-
Step 700
700
#B4140C
oklch(49.1% 0.191 29.3)
-
Step 800
800
#92170F
oklch(42.6% 0.159 29.4)
-
Step 900
900
#751D15
oklch(37.6% 0.123 29.3)
-
Step 950
950
#45130E
oklch(26.9% 0.078 28.9)
#D52C20 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) | #63581C | 0.222 |
| Deuteranopia (no green cones) | #8C7D14 | 0.202 |
| Tritanopia (no blue cones) | #EB002C | 0.047 |
| Achromatopsia (no color) | #707070 | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D52C20
#D52C20
oklch(56.8% 0.206 29.3)
- #008696
#008696
oklch(56.8% 0.098 209.4)
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 #D52C20, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.038
- Cherry #CF0234 ΔE 0.044
- Tomato Red #EC2D01 ΔE 0.048
- Faded Red #D3494E ΔE 0.050
- Imperial Red #E63946 ΔE 0.051
- Dull Red #BB3F3F ΔE 0.054
- Sinopia #BB3E03 ΔE 0.057
- Red Pantone #EF233C ΔE 0.057
Use #D52C20 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.