#C66119
Closest named color: Rusty Orange (#CD5909). oklch(60.4% 0.15 49.8), rgb(198, 97, 25).
Aa
Black text reads best on this color (5.12:1).
About this color
#C66119 is a medium-dark, vivid orange. In OKLCH its lightness is 60%, its chroma 0.150 and its hue 50°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.018 away. Black text reads best on it, at 5.12:1.
| Hue family | Oranges |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.150) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 5.12:1 |
| White text | 4.09:1 |
Values
| HEX | #C66119 |
| RGB | rgb(198, 97, 25) |
| HSL | hsl(25, 78%, 44%) |
| OKLCH | oklch(60.4% 0.15 49.8) |
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 #C66119 | 4.09:1 | AA large text | Lc -73.0 | Content text, not long reading |
| Black text on #C66119 | 5.12:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #C66119 text on white | 4.09:1 | AA large text | Lc 67.5 | Content text, not long reading |
| #C66119 text on black | 5.12:1 | AA | Lc -34.1 | 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
#F6E6DE
oklch(93.6% 0.021 48.5)
-
Step 200
200
#F1D2C2
oklch(88.5% 0.041 49)
-
Step 300
300
#E8B397
oklch(80.8% 0.073 49.1)
-
Step 400
400
#DB8A5B
oklch(70.8% 0.117 50.1)
-
Step 500
500 (this color)
#C66119
oklch(60.4% 0.15 49.8)
-
Step 600
600
#B55300
oklch(55.7% 0.148 49.7)
-
Step 700
700
#994500
oklch(49.2% 0.131 49.6)
-
Step 800
800
#7E3800
oklch(42.8% 0.113 50)
-
Step 900
900
#692E02
oklch(37.6% 0.098 49.7)
-
Step 950
950
#3E1C06
oklch(27.1% 0.062 50.2)
#C66119 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) | #7E6F08 | 0.132 |
| Deuteranopia (no green cones) | #978616 | 0.118 |
| Tritanopia (no blue cones) | #DA4A54 | 0.089 |
| Achromatopsia (no color) | #7D7D7D | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C66119
#C66119
oklch(60.4% 0.15 49.8)
- #008EBB
#008EBB
oklch(60.5% 0.12 229.6)
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 #C66119, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.018
- Rust #CA6702 ΔE 0.019
- Orange Brown #BE6400 ΔE 0.020
- Terra Cotta #C9643B ΔE 0.026
- Rust Orange #C45508 ΔE 0.026
- Tiger's Eye #BC6C25 ΔE 0.028
- Browny Orange #CA6B02 ΔE 0.028
- Copper #B66325 ΔE 0.029
Use #C66119 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.