#C64C3E
Closest named color: Dark Coral (#CF524E). oklch(57.8% 0.159 29.3), rgb(198, 76, 62).
Aa
White text reads best on this color (4.66:1).
About this color
#C64C3E is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.159 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Coral (#CF524E), ΔE 0.027 away. White text reads best on it, at 4.66:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Dark Coral (#CF524E) |
| Black text | 4.50:1 |
| White text | 4.66:1 |
Values
| HEX | #C64C3E |
| RGB | rgb(198, 76, 62) |
| HSL | hsl(6, 54%, 51%) |
| OKLCH | oklch(57.8% 0.159 29.3) |
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 #C64C3E | 4.66:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #C64C3E | 4.50:1 | AA | Lc 32.5 | Non-text elements, placeholder text |
| #C64C3E text on white | 4.66:1 | AA | Lc 71.6 | Content text, not long reading |
| #C64C3E text on black | 4.50:1 | AA | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F7E5E2
oklch(93.5% 0.02 28.9)
-
Step 200
200
#F2D0CA
oklch(88.5% 0.039 29.7)
-
Step 300
300
#EBB0A6
oklch(80.9% 0.071 29.6)
-
Step 400
400
#DF8476
oklch(70.7% 0.115 29.6)
-
Step 500
500
#D36253
oklch(63.1% 0.146 29.5)
-
Step 600
600 (this color)
#C64C3E
oklch(57.8% 0.159 29.3)
-
Step 700
700
#A4352A
oklch(49.1% 0.148 29.2)
-
Step 800
800
#852E24
oklch(42.8% 0.122 29.5)
-
Step 900
900
#6B2A22
oklch(37.7% 0.095 29.3)
-
Step 950
950
#3F1914
oklch(26.9% 0.061 29.3)
#C64C3E 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) | #6D643C | 0.165 |
| Deuteranopia (no green cones) | #8B7E3B | 0.152 |
| Tritanopia (no blue cones) | #D93049 | 0.055 |
| Achromatopsia (no color) | #747474 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C64C3E
#C64C3E
oklch(57.8% 0.159 29.3)
- #00899A
#00899A
oklch(57.7% 0.1 210)
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 #C64C3E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Coral #CF524E ΔE 0.027
- Faded Red #D3494E ΔE 0.032
- Dusty Red #B9484E ΔE 0.036
- Dull Red #BB3F3F ΔE 0.037
- Brick Orange #C14A09 ΔE 0.040
- Pale Red #D9544D ΔE 0.044
- Indian Red #CD5C5C ΔE 0.044
- Burnt Orange #C04E01 ΔE 0.045
Use #C64C3E 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.