#C64D28
Closest named color: Brick Orange (#C14A09). oklch(57.7% 0.163 37.1), rgb(198, 77, 40).
Aa
White text reads best on this color (4.67:1).
About this color
#C64D28 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.163 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Orange (#C14A09), ΔE 0.020 away. White text reads best on it, at 4.67:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.163) |
| Temperature | warm |
| Nearest name | Brick Orange (#C14A09) |
| Black text | 4.49:1 |
| White text | 4.67:1 |
Values
| HEX | #C64D28 |
| RGB | rgb(198, 77, 40) |
| HSL | hsl(14, 66%, 47%) |
| OKLCH | oklch(57.7% 0.163 37.1) |
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 #C64D28 | 4.67:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #C64D28 | 4.49:1 | AA large text | Lc 32.5 | Non-text elements, placeholder text |
| #C64D28 text on white | 4.67:1 | AA | Lc 71.6 | Content text, not long reading |
| #C64D28 text on black | 4.49:1 | AA large text | Lc -30.1 | 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 600.
-
Step 50
50
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F7E5E0
oklch(93.5% 0.021 36)
-
Step 200
200
#F2D0C6
oklch(88.4% 0.041 37)
-
Step 300
300
#EBB19F
oklch(80.9% 0.073 37.9)
-
Step 400
400
#DF856B
oklch(70.7% 0.117 36.9)
-
Step 500
500
#D36342
oklch(63% 0.15 37.2)
-
Step 600
600 (this color)
#C64D28
oklch(57.7% 0.163 37.1)
-
Step 700
700
#A43713
oklch(49.1% 0.151 37.1)
-
Step 800
800
#852F13
oklch(42.7% 0.125 37.5)
-
Step 900
900
#6B2B18
oklch(37.7% 0.097 37.1)
-
Step 950
950
#3F1A0F
oklch(27% 0.061 37.3)
#C64D28 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) | #6F6323 | 0.163 |
| Deuteranopia (no green cones) | #8D7E23 | 0.149 |
| Tritanopia (no blue cones) | #DA2F46 | 0.070 |
| Achromatopsia (no color) | #747474 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C64D28
#C64D28
oklch(57.7% 0.163 37.1)
- #0088A1
#0088A1
oklch(57.8% 0.103 216.8)
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 #C64D28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Orange #C14A09 ΔE 0.020
- Burnt Orange #C04E01 ΔE 0.024
- Rust Orange #C45508 ΔE 0.027
- Rusty Orange #CD5909 ΔE 0.037
- Burnt Siena #B75203 ΔE 0.038
- Sinopia #BB3E03 ΔE 0.040
- Dark Coral #CF524E ΔE 0.043
- Deep Orange #DC4D01 ΔE 0.045
Use #C64D28 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.