#C05305
Closest named color: Rust Orange (#C45508). oklch(57.4% 0.158 46.6), rgb(192, 83, 5).
Aa
White text reads best on this color (4.68:1).
About this color
#C05305 is a medium-dark, vivid orange. In OKLCH its lightness is 57%, its chroma 0.158 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Orange (#C45508), ΔE 0.009 away. White text reads best on it, at 4.68:1.
| Hue family | Oranges |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.158) |
| Temperature | warm |
| Nearest name | Rust Orange (#C45508) |
| Black text | 4.48:1 |
| White text | 4.68:1 |
Values
| HEX | #C05305 |
| RGB | rgb(192, 83, 5) |
| HSL | hsl(25, 95%, 39%) |
| OKLCH | oklch(57.4% 0.158 46.6) |
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 #C05305 | 4.68:1 | AA | Lc -77.2 | Fine for body text |
| Black text on #C05305 | 4.48:1 | AA large text | Lc 32.3 | Non-text elements, placeholder text |
| #C05305 text on white | 4.68:1 | AA | Lc 71.8 | Content text, not long reading |
| #C05305 text on black | 4.48:1 | AA large text | Lc -29.9 | Dividers and decoration only |
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 600.
-
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
#E8B39A
oklch(80.9% 0.071 46.5)
-
Step 400
400
#DB8961
oklch(70.7% 0.115 46.4)
-
Step 500
500
#CF6932
oklch(63.2% 0.146 46.4)
-
Step 600
600 (this color)
#C05305
oklch(57.4% 0.158 46.6)
-
Step 700
700
#9C4100
oklch(49% 0.137 46.5)
-
Step 800
800
#813500
oklch(42.8% 0.119 46.8)
-
Step 900
900
#692E0C
oklch(37.7% 0.095 46.3)
-
Step 950
950
#3E1C0A
oklch(27.1% 0.06 46.5)
#C05305 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) | #736400 | 0.144 |
| Deuteranopia (no green cones) | #8D7D00 | 0.131 |
| Tritanopia (no blue cones) | #D43847 | 0.086 |
| Achromatopsia (no color) | #747474 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C05305
#C05305
oklch(57.4% 0.158 46.6)
- #0085AA
#0085AA
oklch(57.4% 0.11 226.1)
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 #C05305, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Orange #C45508 ΔE 0.009
- Burnt Orange #C04E01 ΔE 0.010
- Burnt Siena #B75203 ΔE 0.018
- Brick Orange #C14A09 ΔE 0.018
- Rusty Orange #CD5909 ΔE 0.030
- Copper #B66325 ΔE 0.035
- Orange Brown #BE6400 ΔE 0.038
- Orangey Brown #B16002 ΔE 0.038
Use #C05305 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.