#CD3536
Closest named color: Dull Red (#BB3F3F). oklch(56.3% 0.189 25.4), rgb(205, 53, 54).
Aa
White text reads best on this color (5.05:1).
About this color
#CD3536 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.189 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.035 away. White text reads best on it, at 5.05:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.189) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 4.15:1 |
| White text | 5.05:1 |
Values
| HEX | #CD3536 |
| RGB | rgb(205, 53, 54) |
| HSL | hsl(360, 60%, 51%) |
| OKLCH | oklch(56.3% 0.189 25.4) |
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 #CD3536 | 5.05:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #CD3536 | 4.15:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #CD3536 text on white | 5.05:1 | AA | Lc 73.5 | Content text, not long reading |
| #CD3536 text on black | 4.15:1 | AA large text | Lc -28.2 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4E1
oklch(93.6% 0.025 26.9)
-
Step 200
200
#F7CEC9
oklch(88.5% 0.047 26.2)
-
Step 300
300
#F3ACA5
oklch(81% 0.085 25.4)
-
Step 400
400
#E97C74
oklch(70.7% 0.136 25.4)
-
Step 500
500
#DF5550
oklch(63.1% 0.174 25.4)
-
Step 600
600 (this color)
#CD3536
oklch(56.3% 0.189 25.4)
-
Step 700
700
#AF2226
oklch(49.2% 0.176 25.5)
-
Step 800
800
#8E2021
oklch(42.8% 0.146 25.5)
-
Step 900
900
#722220
oklch(37.8% 0.113 25.6)
-
Step 950
950
#431513
oklch(26.9% 0.072 25.6)
#CD3536 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) | #625A34 | 0.205 |
| Deuteranopia (no green cones) | #887B30 | 0.188 |
| Tritanopia (no blue cones) | #E20037 | 0.048 |
| Achromatopsia (no color) | #6F6F6F | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CD3536
#CD3536
oklch(56.3% 0.189 25.4)
- #008591
#008591
oklch(56.3% 0.096 205.9)
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 #CD3536, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.035
- Crimson #DC143C ΔE 0.039
- Faded Red #D3494E ΔE 0.039
- Cherry #CF0234 ΔE 0.040
- Dusty Red #B9484E ΔE 0.046
- Lipstick #D5174E ΔE 0.049
- Dark Coral #CF524E ΔE 0.049
- Sinopia #BB3E03 ΔE 0.053
Use #CD3536 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.