#E15431
Closest named color: Deep Orange (#DC4D01). oklch(62.9% 0.183 35), rgb(225, 84, 49).
Aa
Black text reads best on this color (5.51:1).
About this color
#E15431 is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.183 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.026 away. Black text reads best on it, at 5.51:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.183) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.51:1 |
| White text | 3.80:1 |
Values
| HEX | #E15431 |
| RGB | rgb(225, 84, 49) |
| HSL | hsl(12, 75%, 54%) |
| OKLCH | oklch(62.9% 0.183 35) |
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 #E15431 | 3.80:1 | AA large text | Lc -70.1 | Content text, not long reading |
| Black text on #E15431 | 5.51:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #E15431 text on white | 3.80:1 | AA large text | Lc 64.6 | Content text, not long reading |
| #E15431 text on black | 5.51:1 | AA | Lc -37.0 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#FBE4DE
oklch(93.6% 0.027 35)
-
Step 200
200
#F8CEC3
oklch(88.5% 0.05 35.1)
-
Step 300
300
#F4AC9A
oklch(80.8% 0.089 34.6)
-
Step 400
400
#EB7C61
oklch(70.6% 0.143 34.8)
-
Step 500
500 (this color)
#E15431
oklch(62.9% 0.183 35)
-
Step 600
600
#CC3300
oklch(55.6% 0.195 34.9)
-
Step 700
700
#AC2A00
oklch(49% 0.172 35)
-
Step 800
800
#8F2100
oklch(42.8% 0.15 35)
-
Step 900
900
#73210C
oklch(37.6% 0.119 34.9)
-
Step 950
950
#44150A
oklch(27% 0.075 34.5)
#E15431 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) | #7C6F2C | 0.186 |
| Deuteranopia (no green cones) | #9F8E2B | 0.170 |
| Tritanopia (no blue cones) | #F72F4D | 0.073 |
| Achromatopsia (no color) | #838383 | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E15431
#E15431
oklch(62.9% 0.183 35)
- #0099B3
#0099B3
oklch(62.9% 0.111 215.4)
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 #E15431, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.026
- Pale Red #D9544D ΔE 0.032
- Pastel Red #DB5856 ΔE 0.038
- Dark Coral #CF524E ΔE 0.046
- Rusty Orange #CD5909 ΔE 0.047
- Orangey Red #FA4224 ΔE 0.048
- Terra Cotta #C9643B ΔE 0.048
- Terracotta #CA6641 ΔE 0.049
Use #E15431 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.