#CB6633
Closest named color: Terra Cotta (#C9643B). oklch(62.1% 0.144 45.3), rgb(203, 102, 51).
Aa
Black text reads best on this color (5.48:1).
About this color
#CB6633 is a medium-light, vivid orange. In OKLCH its lightness is 62%, its chroma 0.144 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Terra Cotta (#C9643B), ΔE 0.011 away. Black text reads best on it, at 5.48:1.
| Hue family | Oranges |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.144) |
| Temperature | warm |
| Nearest name | Terra Cotta (#C9643B) |
| Black text | 5.48:1 |
| White text | 3.82:1 |
Values
| HEX | #CB6633 |
| RGB | rgb(203, 102, 51) |
| HSL | hsl(20, 60%, 50%) |
| OKLCH | oklch(62.1% 0.144 45.3) |
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 #CB6633 | 3.82:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #CB6633 | 5.48:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #CB6633 text on white | 3.82:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #CB6633 text on black | 5.48:1 | AA | Lc -36.4 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F6E6DF
oklch(93.6% 0.02 45.3)
-
Step 200
200
#F0D2C4
oklch(88.5% 0.039 46.6)
-
Step 300
300
#E8B39B
oklch(80.9% 0.07 45.5)
-
Step 400
400
#DA8964
oklch(70.6% 0.112 45)
-
Step 500
500 (this color)
#CB6633
oklch(62.1% 0.144 45.3)
-
Step 600
600
#BA4E05
oklch(55.7% 0.156 45.5)
-
Step 700
700
#9E4000
oklch(49.2% 0.14 45.4)
-
Step 800
800
#823402
oklch(42.8% 0.12 45.4)
-
Step 900
900
#692E0F
oklch(37.7% 0.094 45)
-
Step 950
950
#3D1C0B
oklch(27% 0.058 46.2)
#CB6633 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) | #82742D | 0.131 |
| Deuteranopia (no green cones) | #9B8B31 | 0.119 |
| Tritanopia (no blue cones) | #DE515B | 0.078 |
| Achromatopsia (no color) | #828282 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB6633
#CB6633
oklch(62.1% 0.144 45.3)
- #0094BC
#0094BC
oklch(62% 0.118 225.6)
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 #CB6633, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terra Cotta #C9643B ΔE 0.011
- Terracotta #CA6641 ΔE 0.013
- Terracota #CB6843 ΔE 0.014
- Chocolate #D2691E ΔE 0.022
- Rust #CA6702 ΔE 0.026
- Rusty Orange #CD5909 ΔE 0.029
- Adobe #BD6C48 ΔE 0.030
- Browny Orange #CA6B02 ΔE 0.030
Use #CB6633 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.