#C64D3B
Closest named color: Dark Coral (#CF524E). oklch(57.9% 0.158 30.9), rgb(198, 77, 59).
Aa
White text reads best on this color (4.64:1).
About this color
#C64D3B is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.158 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Coral (#CF524E), ΔE 0.029 away. White text reads best on it, at 4.64:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.158) |
| Temperature | warm |
| Nearest name | Dark Coral (#CF524E) |
| Black text | 4.52:1 |
| White text | 4.64:1 |
Values
| HEX | #C64D3B |
| RGB | rgb(198, 77, 59) |
| HSL | hsl(8, 55%, 50%) |
| OKLCH | oklch(57.9% 0.158 30.9) |
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 #C64D3B | 4.64:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #C64D3B | 4.52:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #C64D3B text on white | 4.64:1 | AA | Lc 71.4 | Content text, not long reading |
| #C64D3B text on black | 4.52:1 | AA | Lc -30.3 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F7E5E2
oklch(93.5% 0.02 28.9)
-
Step 200
200
#F2D0C9
oklch(88.4% 0.04 31.6)
-
Step 300
300
#EBB0A5
oklch(80.9% 0.071 30.7)
-
Step 400
400
#DE8475
oklch(70.6% 0.114 30.3)
-
Step 500
500
#D36250
oklch(63.1% 0.147 30.8)
-
Step 600
600 (this color)
#C64D3B
oklch(57.9% 0.158 30.9)
-
Step 700
700
#A43627
oklch(49.1% 0.148 30.7)
-
Step 800
800
#852E21
oklch(42.7% 0.122 31.1)
-
Step 900
900
#6B2A20
oklch(37.6% 0.095 30.9)
-
Step 950
950
#3F1A13
oklch(27.1% 0.06 32.2)
#C64D3B 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) | #6E6439 | 0.163 |
| Deuteranopia (no green cones) | #8C7E38 | 0.150 |
| Tritanopia (no blue cones) | #D93149 | 0.058 |
| Achromatopsia (no color) | #757575 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C64D3B
#C64D3B
oklch(57.9% 0.158 30.9)
- #00899B
#00899B
oklch(57.8% 0.1 210.9)
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 #C64D3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Coral #CF524E ΔE 0.029
- Faded Red #D3494E ΔE 0.035
- Brick Orange #C14A09 ΔE 0.036
- Dusty Red #B9484E ΔE 0.039
- Dull Red #BB3F3F ΔE 0.039
- Burnt Orange #C04E01 ΔE 0.041
- Rust Orange #C45508 ΔE 0.043
- Pale Red #D9544D ΔE 0.045
Use #C64D3B 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.