#CF5037
Closest named color: Dark Coral (#CF524E). oklch(59.6% 0.166 33), rgb(207, 80, 55).
Aa
Black text reads best on this color (4.85:1).
About this color
#CF5037 is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.166 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Coral (#CF524E), ΔE 0.025 away. Black text reads best on it, at 4.85:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.166) |
| Temperature | warm |
| Nearest name | Dark Coral (#CF524E) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #CF5037 |
| RGB | rgb(207, 80, 55) |
| HSL | hsl(10, 61%, 51%) |
| OKLCH | oklch(59.6% 0.166 33) |
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 #CF5037 | 4.32:1 | AA large text | Lc -74.6 | Content text, not long reading |
| Black text on #CF5037 | 4.85:1 | AA | Lc 35.0 | Non-text elements, placeholder text |
| #CF5037 text on white | 4.32:1 | AA large text | Lc 69.1 | Content text, not long reading |
| #CF5037 text on black | 4.85:1 | AA | Lc -32.6 | 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 500.
-
Step 50
50
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E5E0
oklch(93.7% 0.023 34.3)
-
Step 200
200
#F5CFC6
oklch(88.4% 0.045 33.5)
-
Step 300
300
#F0AE9F
oklch(80.9% 0.081 33.2)
-
Step 400
400
#E6806A
oklch(70.7% 0.131 33.2)
-
Step 500
500 (this color)
#CF5037
oklch(59.6% 0.166 33)
-
Step 600
600
#C73B20
oklch(55.6% 0.181 32.9)
-
Step 700
700
#AB2C12
oklch(49.1% 0.167 33.1)
-
Step 800
800
#8B2613
oklch(42.7% 0.139 32.7)
-
Step 900
900
#702617
oklch(37.8% 0.108 33.3)
-
Step 950
950
#42170F
oklch(27% 0.069 32.4)
#CF5037 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) | #736834 | 0.170 |
| Deuteranopia (no green cones) | #928433 | 0.157 |
| Tritanopia (no blue cones) | #E3324B | 0.063 |
| Achromatopsia (no color) | #797979 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CF5037
#CF5037
oklch(59.6% 0.166 33)
- #008FA4
#008FA4
oklch(59.7% 0.104 212.7)
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 #CF5037, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Coral #CF524E ΔE 0.025
- Pale Red #D9544D ΔE 0.031
- Faded Red #D3494E ΔE 0.033
- Deep Orange #DC4D01 ΔE 0.036
- Rusty Orange #CD5909 ΔE 0.039
- Terra Cotta #C9643B ΔE 0.040
- Rust Orange #C45508 ΔE 0.041
- Indian Red #CD5C5C ΔE 0.041
Use #CF5037 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.