#C66A3E
Closest named color: Terracota (#CB6843). oklch(62.2% 0.131 45), rgb(198, 106, 62).
Aa
Black text reads best on this color (5.53:1).
About this color
#C66A3E is a medium-light, moderately saturated orange. In OKLCH its lightness is 62%, its chroma 0.131 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Terracota (#CB6843), ΔE 0.012 away. Black text reads best on it, at 5.53:1.
| Hue family | Oranges |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.131) |
| Temperature | warm |
| Nearest name | Terracota (#CB6843) |
| Black text | 5.53:1 |
| White text | 3.79:1 |
Values
| HEX | #C66A3E |
| RGB | rgb(198, 106, 62) |
| HSL | hsl(19, 54%, 51%) |
| OKLCH | oklch(62.2% 0.131 45) |
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 #C66A3E | 3.79:1 | AA large text | Lc -70.6 | Content text, not long reading |
| Black text on #C66A3E | 5.53:1 | AA | Lc 39.0 | Non-text elements, placeholder text |
| #C66A3E text on white | 3.79:1 | AA large text | Lc 65.1 | Content text, not long reading |
| #C66A3E text on black | 5.53:1 | AA | Lc -36.6 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E0
oklch(93.5% 0.018 43.2)
-
Step 200
200
#EED2C6
oklch(88.4% 0.035 44.6)
-
Step 300
300
#E5B49F
oklch(80.9% 0.064 44.3)
-
Step 400
400
#D68C6A
oklch(70.8% 0.102 45.3)
-
Step 500
500 (this color)
#C66A3E
oklch(62.2% 0.131 45)
-
Step 600
600
#B4521E
oklch(55.5% 0.142 44.9)
-
Step 700
700
#9B420F
oklch(49.1% 0.132 44.9)
-
Step 800
800
#7E3711
oklch(42.7% 0.11 44.9)
-
Step 900
900
#663116
oklch(37.8% 0.086 45.6)
-
Step 950
950
#3C1D0E
oklch(27.1% 0.055 45.4)
#C66A3E 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) | #837639 | 0.119 |
| Deuteranopia (no green cones) | #998B3D | 0.109 |
| Tritanopia (no blue cones) | #D85860 | 0.071 |
| Achromatopsia (no color) | #838383 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C66A3E
#C66A3E
oklch(62.2% 0.131 45)
- #0095BC
#0095BC
oklch(62.3% 0.118 224.8)
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 #C66A3E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Terracota #CB6843 ΔE 0.012
- Terracotta #CA6641 ΔE 0.012
- Terra Cotta #C9643B ΔE 0.013
- Adobe #BD6C48 ΔE 0.018
- Chocolate #D2691E ΔE 0.030
- Tiger's Eye #BC6C25 ΔE 0.031
- Rust #CA6702 ΔE 0.033
- Clay #B66A50 ΔE 0.034
Use #C66A3E 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.