#E63C4C
Closest named color: Imperial Red (#E63946). oklch(61.6% 0.205 20.9), rgb(230, 60, 76).
Aa
Black text reads best on this color (5.11:1).
About this color
#E63C4C is a medium-dark, vivid red. In OKLCH its lightness is 62%, its chroma 0.205 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.007 away. Black text reads best on it, at 5.11:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.205) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.11:1 |
| White text | 4.10:1 |
Values
| HEX | #E63C4C |
| RGB | rgb(230, 60, 76) |
| HSL | hsl(354, 77%, 57%) |
| OKLCH | oklch(61.6% 0.205 20.9) |
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 #E63C4C | 4.10:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #E63C4C | 5.11:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #E63C4C text on white | 4.10:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #E63C4C text on black | 5.11:1 | AA | Lc -34.9 | 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 500.
-
Step 50
50
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FDE3E2
oklch(93.7% 0.029 20.3)
-
Step 200
200
#FCCBC9
oklch(88.4% 0.056 21)
-
Step 300
300
#FBA7A5
oklch(81% 0.1 21)
-
Step 400
400
#F47274
oklch(70.7% 0.16 21.1)
-
Step 500
500 (this color)
#E63C4C
oklch(61.6% 0.205 20.9)
-
Step 600
600
#D70135
oklch(55.6% 0.223 20.7)
-
Step 700
700
#B6002B
oklch(49.1% 0.197 20.8)
-
Step 800
800
#970022
oklch(42.8% 0.172 20.8)
-
Step 900
900
#791420
oklch(37.7% 0.134 21)
-
Step 950
950
#470F13
oklch(26.9% 0.085 21.1)
#E63C4C 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) | #6D664B | 0.225 |
| Deuteranopia (no green cones) | #988A47 | 0.205 |
| Tritanopia (no blue cones) | #FC0043 | 0.048 |
| Achromatopsia (no color) | #7D7D7D | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E63C4C
#E63C4C
oklch(61.6% 0.205 20.9)
- #00979E
#00979E
oklch(61.5% 0.105 200.6)
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 #E63C4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.007
- Red Pantone #EF233C ΔE 0.027
- Faded Red #D3494E ΔE 0.037
- Strawberry #FB2943 ΔE 0.040
- Pale Red #D9544D ΔE 0.041
- Red Pink #FA2A55 ΔE 0.041
- Pinky Red #FC2647 ΔE 0.042
- Pastel Red #DB5856 ΔE 0.044
Use #E63C4C 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.