#CB573F
Closest named color: Dark Coral (#CF524E). oklch(60% 0.153 33.3), rgb(203, 87, 63).
Aa
Black text reads best on this color (4.97:1).
About this color
#CB573F is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.153 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Coral (#CF524E), ΔE 0.024 away. Black text reads best on it, at 4.97:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.153) |
| Temperature | warm |
| Nearest name | Dark Coral (#CF524E) |
| Black text | 4.97:1 |
| White text | 4.22:1 |
Values
| HEX | #CB573F |
| RGB | rgb(203, 87, 63) |
| HSL | hsl(10, 57%, 52%) |
| OKLCH | oklch(60% 0.153 33.3) |
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 #CB573F | 4.22:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #CB573F | 4.97:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #CB573F text on white | 4.22:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #CB573F text on black | 4.97:1 | AA | Lc -33.2 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E1
oklch(93.6% 0.022 31.8)
-
Step 200
200
#F3D0C8
oklch(88.5% 0.041 33)
-
Step 300
300
#EDB0A1
oklch(81% 0.075 34.2)
-
Step 400
400
#E1836F
oklch(70.7% 0.12 32.9)
-
Step 500
500 (this color)
#CB573F
oklch(60% 0.153 33.3)
-
Step 600
600
#C14329
oklch(55.6% 0.166 33.4)
-
Step 700
700
#A6331C
oklch(49% 0.155 33.2)
-
Step 800
800
#872C1A
oklch(42.7% 0.128 33.1)
-
Step 900
900
#6D291B
oklch(37.7% 0.1 33.4)
-
Step 950
950
#401911
oklch(27% 0.063 33.1)
#CB573F 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) | #766B3C | 0.155 |
| Deuteranopia (no green cones) | #93853C | 0.143 |
| Tritanopia (no blue cones) | #DE3F52 | 0.061 |
| Achromatopsia (no color) | #7B7B7B | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB573F
#CB573F
oklch(60% 0.153 33.3)
- #0090A6
#0090A6
oklch(60% 0.105 213.4)
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 #CB573F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Coral #CF524E ΔE 0.024
- Terra Cotta #C9643B ΔE 0.030
- Terracotta #CA6641 ΔE 0.032
- Pale Red #D9544D ΔE 0.032
- Indian Red #CD5C5C ΔE 0.034
- Terracota #CB6843 ΔE 0.036
- Rusty Orange #CD5909 ΔE 0.038
- Faded Red #D3494E ΔE 0.038
Use #CB573F 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.