#E75D3B
Closest named color: Burnt Sienna (#E76F51). oklch(65.1% 0.179 35), rgb(231, 93, 59).
Aa
Black text reads best on this color (6.02:1).
About this color
#E75D3B is a medium-light, vivid red. In OKLCH its lightness is 65%, its chroma 0.179 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.036 away. Black text reads best on it, at 6.02:1.
| Hue family | Reds |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.179) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.02:1 |
| White text | 3.48:1 |
Values
| HEX | #E75D3B |
| RGB | rgb(231, 93, 59) |
| HSL | hsl(12, 78%, 57%) |
| OKLCH | oklch(65.1% 0.179 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 #E75D3B | 3.48:1 | AA large text | Lc -67.0 | Content text, not long reading |
| Black text on #E75D3B | 6.02:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #E75D3B text on white | 3.48:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #E75D3B text on black | 6.02:1 | AA | Lc -40.1 | 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
#FAE4DF
oklch(93.5% 0.025 32.9)
-
Step 200
200
#F7CEC4
oklch(88.4% 0.049 34)
-
Step 300
300
#F3AD9B
oklch(80.9% 0.087 35)
-
Step 400
400
#EA7E63
oklch(70.8% 0.139 35.1)
-
Step 500
500 (this color)
#E75D3B
oklch(65.1% 0.179 35)
-
Step 600
600
#CB3401
oklch(55.5% 0.194 35.1)
-
Step 700
700
#AC2A00
oklch(49% 0.172 35)
-
Step 800
800
#8E2100
oklch(42.6% 0.149 35.1)
-
Step 900
900
#73230E
oklch(37.8% 0.117 35.2)
-
Step 950
950
#43160A
oklch(26.9% 0.073 35.8)
#E75D3B 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) | #837637 | 0.181 |
| Deuteranopia (no green cones) | #A59537 | 0.166 |
| Tritanopia (no blue cones) | #FE3C56 | 0.074 |
| Achromatopsia (no color) | #898989 | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E75D3B
#E75D3B
oklch(65.1% 0.179 35)
- #00A0BB
#00A0BB
oklch(65% 0.115 215.4)
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 #E75D3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.036
- Pastel Red #DB5856 ΔE 0.041
- Orange Pant #FB5607 ΔE 0.042
- Pale Red #D9544D ΔE 0.042
- Deep Orange #DC4D01 ΔE 0.045
- Orangey Red #FA4224 ΔE 0.047
- Blood Orange #FE4B03 ΔE 0.047
- Tomato #FF6347 ΔE 0.049
Use #E75D3B 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.