#C04528
Closest named color: Brick Orange (#C14A09). oklch(55.7% 0.164 34.5), rgb(192, 69, 40).
Aa
White text reads best on this color (5.09:1).
About this color
#C04528 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.164 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.023 away. White text reads best on it, at 5.09:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.164) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.12:1 |
| White text | 5.09:1 |
Values
| HEX | #C04528 |
| RGB | rgb(192, 69, 40) |
| HSL | hsl(11, 66%, 45%) |
| OKLCH | oklch(55.7% 0.164 34.5) |
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 #C04528 | 5.09:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #C04528 | 4.12:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #C04528 text on white | 5.09:1 | AA | Lc 74.2 | Content text, not long reading |
| #C04528 text on black | 4.12:1 | AA large text | Lc -27.5 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E1
oklch(93.6% 0.022 31.8)
-
Step 200
200
#F3D0C7
oklch(88.5% 0.041 34.8)
-
Step 300
300
#ECB0A1
oklch(80.9% 0.074 34.5)
-
Step 400
400
#E0846E
oklch(70.7% 0.118 34.3)
-
Step 500
500
#D46247
oklch(63.1% 0.15 34.6)
-
Step 600
600 (this color)
#C04528
oklch(55.7% 0.164 34.5)
-
Step 700
700
#A5351A
oklch(49.1% 0.152 34.5)
-
Step 800
800
#862D18
oklch(42.6% 0.126 34.5)
-
Step 900
900
#6C2A1A
oklch(37.7% 0.098 34.9)
-
Step 950
950
#401910
oklch(27% 0.063 34.3)
#C04528 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) | #685D24 | 0.168 |
| Deuteranopia (no green cones) | #867823 | 0.153 |
| Tritanopia (no blue cones) | #D3233F | 0.064 |
| Achromatopsia (no color) | #6E6E6E | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C04528
#C04528
oklch(55.7% 0.164 34.5)
- #008297
#008297
oklch(55.8% 0.098 214.2)
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 #C04528, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.023
- Sinopia #BB3E03 ΔE 0.024
- Burnt Orange #C04E01 ΔE 0.031
- Dull Red #BB3F3F ΔE 0.032
- Burnt Siena #B75203 ΔE 0.040
- Rust Orange #C45508 ΔE 0.042
- Dusty Red #B9484E ΔE 0.043
- Cinnamon #AC4F06 ΔE 0.049
Use #C04528 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.