#CD6639
Closest named color: Terracotta (#CA6641). oklch(62.5% 0.143 42.9), rgb(205, 102, 57).
Aa
Black text reads best on this color (5.55:1).
About this color
#CD6639 is a medium-light, vivid orange. In OKLCH its lightness is 62%, its chroma 0.143 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Terracotta (#CA6641), ΔE 0.009 away. Black text reads best on it, at 5.55:1.
| Hue family | Oranges |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Terracotta (#CA6641) |
| Black text | 5.55:1 |
| White text | 3.78:1 |
Values
| HEX | #CD6639 |
| RGB | rgb(205, 102, 57) |
| HSL | hsl(18, 60%, 51%) |
| OKLCH | oklch(62.5% 0.143 42.9) |
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 #CD6639 | 3.78:1 | AA large text | Lc -70.3 | Content text, not long reading |
| Black text on #CD6639 | 5.55:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #CD6639 text on white | 3.78:1 | AA large text | Lc 64.8 | Content text, not long reading |
| #CD6639 text on black | 5.55:1 | AA | Lc -36.9 | 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
#F1D1C5
oklch(88.4% 0.04 41.7)
-
Step 300
300
#E9B39D
oklch(81% 0.07 43.2)
-
Step 400
400
#DB8866
oklch(70.6% 0.113 42.9)
-
Step 500
500 (this color)
#CD6639
oklch(62.5% 0.143 42.9)
-
Step 600
600
#BB4C13
oklch(55.6% 0.157 42.7)
-
Step 700
700
#A03C01
oklch(49% 0.145 42.9)
-
Step 800
800
#823309
oklch(42.7% 0.12 43.2)
-
Step 900
900
#692E13
oklch(37.8% 0.093 43.1)
-
Step 950
950
#3E1B0D
oklch(27% 0.06 41.7)
#CD6639 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) | #827534 | 0.134 |
| Deuteranopia (no green cones) | #9B8C37 | 0.123 |
| Tritanopia (no blue cones) | #E0515C | 0.074 |
| Achromatopsia (no color) | #838383 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CD6639
#CD6639
oklch(62.5% 0.143 42.9)
- #0096BA
#0096BA
oklch(62.4% 0.116 222.7)
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 #CD6639, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracotta #CA6641 ΔE 0.009
- Terracota #CB6843 ΔE 0.009
- Terra Cotta #C9643B ΔE 0.010
- Chocolate #D2691E ΔE 0.024
- Adobe #BD6C48 ΔE 0.030
- Rust #CA6702 ΔE 0.032
- Rusty Orange #CD5909 ΔE 0.033
- Browny Orange #CA6B02 ΔE 0.036
Use #CD6639 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.