#C75D09
Closest named color: Rusty Orange (#CD5909). oklch(59.9% 0.157 49.4), rgb(199, 93, 9).
Aa
Black text reads best on this color (4.99:1).
About this color
#C75D09 is a medium-dark, vivid orange. In OKLCH its lightness is 60%, its chroma 0.157 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.013 away. Black text reads best on it, at 4.99:1.
| Hue family | Oranges |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 4.99:1 |
| White text | 4.20:1 |
Values
| HEX | #C75D09 |
| RGB | rgb(199, 93, 9) |
| HSL | hsl(27, 91%, 41%) |
| OKLCH | oklch(59.9% 0.157 49.4) |
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 #C75D09 | 4.20:1 | AA large text | Lc -73.8 | Content text, not long reading |
| Black text on #C75D09 | 4.99:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #C75D09 text on white | 4.20:1 | AA large text | Lc 68.3 | Content text, not long reading |
| #C75D09 text on black | 4.99:1 | AA | Lc -33.4 | 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
#FCF4EF
oklch(97.2% 0.011 54.5)
-
Step 100
100
#F7E6DD
oklch(93.6% 0.022 49.9)
-
Step 200
200
#F2D2C1
oklch(88.6% 0.043 49.7)
-
Step 300
300
#EAB395
oklch(81% 0.076 49.9)
-
Step 400
400
#DD8858
oklch(70.6% 0.122 49.3)
-
Step 500
500 (this color)
#C75D09
oklch(59.9% 0.157 49.4)
-
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
#7E3700
oklch(42.6% 0.114 49.2)
-
Step 900
900
#6A2D00
oklch(37.6% 0.101 49.1)
-
Step 950
950
#3F1B05
oklch(27% 0.065 48.8)
#C75D09 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) | #7C6D00 | 0.138 |
| Deuteranopia (no green cones) | #968502 | 0.125 |
| Tritanopia (no blue cones) | #DB4450 | 0.091 |
| Achromatopsia (no color) | #7C7C7C | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C75D09
#C75D09
oklch(59.9% 0.157 49.4)
- #008CB8
#008CB8
oklch(59.9% 0.118 229.3)
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 #C75D09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.013
- Rust Orange #C45508 ΔE 0.019
- Orange Brown #BE6400 ΔE 0.022
- Rust #CA6702 ΔE 0.024
- Terra Cotta #C9643B ΔE 0.031
- Copper #B66325 ΔE 0.032
- Browny Orange #CA6B02 ΔE 0.033
- Tiger's Eye #BC6C25 ΔE 0.035
Use #C75D09 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.