#E83D40
Closest named color: Imperial Red (#E63946). oklch(61.8% 0.207 24.9), rgb(232, 61, 64).
Aa
Black text reads best on this color (5.17:1).
About this color
#E83D40 is a medium-dark, vivid red. In OKLCH its lightness is 62%, its chroma 0.207 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.011 away. Black text reads best on it, at 5.17:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.207) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.17:1 |
| White text | 4.05:1 |
Values
| HEX | #E83D40 |
| RGB | rgb(232, 61, 64) |
| HSL | hsl(359, 79%, 57%) |
| OKLCH | oklch(61.8% 0.207 24.9) |
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 #E83D40 | 4.05:1 | AA large text | Lc -71.9 | Content text, not long reading |
| Black text on #E83D40 | 5.17:1 | AA | Lc 37.7 | Non-text elements, placeholder text |
| #E83D40 text on white | 4.05:1 | AA large text | Lc 66.4 | Content text, not long reading |
| #E83D40 text on black | 5.17:1 | AA | Lc -35.3 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FDE3E0
oklch(93.6% 0.029 25.6)
-
Step 200
200
#FDCBC7
oklch(88.5% 0.057 23.6)
-
Step 300
300
#FCA7A0
oklch(81% 0.102 24.7)
-
Step 400
400
#F5726C
oklch(70.7% 0.162 24.7)
-
Step 500
500 (this color)
#E83D40
oklch(61.8% 0.207 24.9)
-
Step 600
600
#D80024
oklch(55.6% 0.225 24.8)
-
Step 700
700
#B7001D
oklch(49.1% 0.199 24.8)
-
Step 800
800
#970016
oklch(42.6% 0.173 24.8)
-
Step 900
900
#7A1419
oklch(37.8% 0.136 24.6)
-
Step 950
950
#480F0F
oklch(27% 0.086 25.1)
#E83D40 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) | #70663E | 0.224 |
| Deuteranopia (no green cones) | #9A8B3A | 0.205 |
| Tritanopia (no blue cones) | #FF0040 | 0.051 |
| Achromatopsia (no color) | #7E7E7E | 0.209 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E83D40
#E83D40
oklch(61.8% 0.207 24.9)
- #0097A4
#0097A4
oklch(61.7% 0.106 205.5)
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 #E83D40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.011
- Red Pantone #EF233C ΔE 0.026
- Tomato Red #EC2D01 ΔE 0.036
- Vermillion #F4320C ΔE 0.038
- Strawberry #FB2943 ΔE 0.038
- Pale Red #D9544D ΔE 0.039
- Faded Red #D3494E ΔE 0.041
- Pinky Red #FC2647 ΔE 0.042
Use #E83D40 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.