#E24143
Closest named color: Imperial Red (#E63946). oklch(61.2% 0.198 24.6), rgb(226, 65, 67).
Aa
Black text reads best on this color (5.07:1).
About this color
#E24143 is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.198 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.013 away. Black text reads best on it, at 5.07:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.198) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.07:1 |
| White text | 4.14:1 |
Values
| HEX | #E24143 |
| RGB | rgb(226, 65, 67) |
| HSL | hsl(359, 74%, 57%) |
| OKLCH | oklch(61.2% 0.198 24.6) |
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 #E24143 | 4.14:1 | AA large text | Lc -72.7 | Content text, not long reading |
| Black text on #E24143 | 5.07:1 | AA | Lc 36.9 | Non-text elements, placeholder text |
| #E24143 text on white | 4.14:1 | AA large text | Lc 67.2 | Content text, not long reading |
| #E24143 text on black | 5.07:1 | AA | Lc -34.5 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FBCCC8
oklch(88.5% 0.054 23.9)
-
Step 300
300
#F9A8A2
oklch(80.9% 0.097 24.1)
-
Step 400
400
#F2756F
oklch(70.7% 0.155 24.6)
-
Step 500
500 (this color)
#E24143
oklch(61.2% 0.198 24.6)
-
Step 600
600
#D4182A
oklch(55.6% 0.215 24.7)
-
Step 700
700
#B7001E
oklch(49.1% 0.199 24.5)
-
Step 800
800
#950D1A
oklch(42.8% 0.166 24.8)
-
Step 900
900
#77191C
oklch(37.6% 0.128 24.4)
-
Step 950
950
#461111
oklch(26.9% 0.081 24.4)
#E24143 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) | #6F6641 | 0.214 |
| Deuteranopia (no green cones) | #98893E | 0.195 |
| Tritanopia (no blue cones) | #F80044 | 0.055 |
| Achromatopsia (no color) | #7D7D7D | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E24143
#E24143
oklch(61.2% 0.198 24.6)
- #0095A1
#0095A1
oklch(61.1% 0.104 204.8)
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 #E24143, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.013
- Faded Red #D3494E ΔE 0.029
- Pale Red #D9544D ΔE 0.031
- Red Pantone #EF233C ΔE 0.034
- Pastel Red #DB5856 ΔE 0.037
- Dark Coral #CF524E ΔE 0.039
- Tomato Red #EC2D01 ΔE 0.042
- Vermillion #F4320C ΔE 0.046
Use #E24143 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.