#E23F41
Closest named color: Imperial Red (#E63946). oklch(61% 0.2 24.8), rgb(226, 63, 65).
Aa
Black text reads best on this color (5.02:1).
About this color
#E23F41 is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.200 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 5.02:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.200) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.02:1 |
| White text | 4.18:1 |
Values
| HEX | #E23F41 |
| RGB | rgb(226, 63, 65) |
| HSL | hsl(359, 74%, 57%) |
| OKLCH | oklch(61% 0.2 24.8) |
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 #E23F41 | 4.18:1 | AA large text | Lc -73.0 | Content text, not long reading |
| Black text on #E23F41 | 5.02:1 | AA | Lc 36.6 | Non-text elements, placeholder text |
| #E23F41 text on white | 4.18:1 | AA large text | Lc 67.5 | Content text, not long reading |
| #E23F41 text on black | 5.02:1 | AA | Lc -34.2 | 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
#FCE3E0
oklch(93.5% 0.028 25.9)
-
Step 200
200
#FBCCC7
oklch(88.5% 0.054 25.3)
-
Step 300
300
#FAA8A1
oklch(81% 0.098 24.8)
-
Step 400
400
#F2746E
oklch(70.6% 0.156 24.6)
-
Step 500
500 (this color)
#E23F41
oklch(61% 0.2 24.8)
-
Step 600
600
#D51528
oklch(55.6% 0.217 24.9)
-
Step 700
700
#B7001D
oklch(49.1% 0.199 24.8)
-
Step 800
800
#950A19
oklch(42.6% 0.167 24.7)
-
Step 900
900
#78181B
oklch(37.7% 0.13 24.7)
-
Step 950
950
#471110
oklch(27.1% 0.083 25.5)
#E23F41 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) | #6E653F | 0.217 |
| Deuteranopia (no green cones) | #97893B | 0.199 |
| Tritanopia (no blue cones) | #F80042 | 0.053 |
| Achromatopsia (no color) | #7C7C7C | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E23F41
#E23F41
oklch(61% 0.2 24.8)
- #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 #E23F41, 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 0.030
- Red Pantone #EF233C ΔE 0.033
- Pale Red #D9544D ΔE 0.033
- Tomato Red #EC2D01 ΔE 0.040
- Pastel Red #DB5856 ΔE 0.040
- Dark Coral #CF524E ΔE 0.041
- Vermillion #F4320C ΔE 0.045
Use #E23F41 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.