#C63E4F
Closest named color: Dusty Red (#B9484E). oklch(56.4% 0.172 17.5), rgb(198, 62, 79).
Aa
White text reads best on this color (4.99:1).
About this color
#C63E4F is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.172 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Red (#B9484E), ΔE 0.028 away. White text reads best on it, at 4.99:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Dusty Red (#B9484E) |
| Black text | 4.20:1 |
| White text | 4.99:1 |
Values
| HEX | #C63E4F |
| RGB | rgb(198, 62, 79) |
| HSL | hsl(353, 54%, 51%) |
| OKLCH | oklch(56.4% 0.172 17.5) |
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 #C63E4F | 4.99:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #C63E4F | 4.20:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #C63E4F text on white | 4.99:1 | AA | Lc 73.5 | Content text, not long reading |
| #C63E4F text on black | 4.20:1 | AA large text | Lc -28.2 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F9E4E4
oklch(93.6% 0.023 17.6)
-
Step 200
200
#F4CECF
oklch(88.4% 0.043 16.2)
-
Step 300
300
#EEADAE
oklch(80.9% 0.077 17.9)
-
Step 400
400
#E37F84
oklch(70.7% 0.123 17.5)
-
Step 500
500
#D85A65
oklch(63.1% 0.158 17.6)
-
Step 600
600 (this color)
#C63E4F
oklch(56.4% 0.172 17.5)
-
Step 700
700
#A82C3E
oklch(49.1% 0.159 17.4)
-
Step 800
800
#882633
oklch(42.6% 0.132 17.4)
-
Step 900
900
#6E252D
oklch(37.7% 0.104 17.1)
-
Step 950
950
#41171A
oklch(27.1% 0.065 18.2)
#C63E4F 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) | #615D4F | 0.189 |
| Deuteranopia (no green cones) | #847A4B | 0.174 |
| Tritanopia (no blue cones) | #D91D45 | 0.044 |
| Achromatopsia (no color) | #6F6F6F | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C63E4F
#C63E4F
oklch(56.4% 0.172 17.5)
- #00878A
#00878A
oklch(56.6% 0.096 197.5)
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 #C63E4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Red #B9484E ΔE 0.028
- Dull Red #BB3F3F ΔE 0.030
- Deep Rose #C74767 ΔE 0.032
- Faded Red #D3494E ΔE 0.036
- Dark Rose #B5485D ΔE 0.036
- Dark Pink #CB416B ΔE 0.040
- Dark Coral #CF524E ΔE 0.045
- Lipstick #D5174E ΔE 0.046
Use #C63E4F 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.