#CC4009
Closest named color: Brick Orange (#C14A09). oklch(56.9% 0.185 37.4), rgb(204, 64, 9).
Aa
White text reads best on this color (4.87:1).
About this color
#CC4009 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.185 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.025 away. White text reads best on it, at 4.87:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.185) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.30:1 |
| White text | 4.87:1 |
Values
| HEX | #CC4009 |
| RGB | rgb(204, 64, 9) |
| HSL | hsl(17, 92%, 42%) |
| OKLCH | oklch(56.9% 0.185 37.4) |
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 #CC4009 | 4.87:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #CC4009 | 4.30:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #CC4009 text on white | 4.87:1 | AA | Lc 72.6 | Content text, not long reading |
| #CC4009 text on black | 4.30:1 | AA large text | Lc -29.1 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F6CFC4
oklch(88.5% 0.047 36.3)
-
Step 300
300
#F1AE9A
oklch(80.9% 0.084 37.3)
-
Step 400
400
#E68162
oklch(70.7% 0.132 37.8)
-
Step 500
500
#DC5B34
oklch(63.1% 0.171 37.2)
-
Step 600
600 (this color)
#CC4009
oklch(56.9% 0.185 37.4)
-
Step 700
700
#A93100
oklch(49.2% 0.163 37.3)
-
Step 800
800
#8B2700
oklch(42.7% 0.141 37.5)
-
Step 900
900
#70260E
oklch(37.7% 0.11 37.4)
-
Step 950
950
#42170A
oklch(26.9% 0.071 37.3)
#CC4009 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) | #6A5D00 | 0.189 |
| Deuteranopia (no green cones) | #8D7D00 | 0.170 |
| Tritanopia (no blue cones) | #E10338 | 0.075 |
| Achromatopsia (no color) | #717171 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CC4009
#CC4009
oklch(56.9% 0.185 37.4)
- #00859E
#00859E
oklch(56.9% 0.102 217.2)
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 #CC4009, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.025
- Burnt Orange #C04E01 ΔE 0.032
- Sinopia #BB3E03 ΔE 0.035
- Rust Orange #C45508 ΔE 0.039
- Deep Orange #DC4D01 ΔE 0.042
- Rusty Orange #CD5909 ΔE 0.047
- Burnt Siena #B75203 ΔE 0.048
- Dull Red #BB3F3F ΔE 0.053
Use #CC4009 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.