#E75C3E
Closest named color: Burnt Sienna (#E76F51). oklch(65% 0.179 33.8), rgb(231, 92, 62).
Aa
Black text reads best on this color (5.99:1).
About this color
#E75C3E is a medium-light, vivid red. In OKLCH its lightness is 65%, its chroma 0.179 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.037 away. Black text reads best on it, at 5.99:1.
| Hue family | Reds |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.179) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #E75C3E |
| RGB | rgb(231, 92, 62) |
| HSL | hsl(11, 78%, 57%) |
| OKLCH | oklch(65% 0.179 33.8) |
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 #E75C3E | 3.50:1 | AA large text | Lc -67.2 | Content text, not long reading |
| Black text on #E75C3E | 5.99:1 | AA | Lc 42.4 | Non-text elements, placeholder text |
| #E75C3E text on white | 3.50:1 | AA large text | Lc 61.7 | Content text, not long reading |
| #E75C3E text on black | 5.99:1 | AA | Lc -40.0 | 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
#FAE4DF
oklch(93.5% 0.025 32.9)
-
Step 200
200
#F7CEC4
oklch(88.4% 0.049 34)
-
Step 300
300
#F3AC9C
oklch(80.8% 0.087 33.1)
-
Step 400
400
#EA7D65
oklch(70.7% 0.14 33.6)
-
Step 500
500 (this color)
#E75C3E
oklch(65% 0.179 33.8)
-
Step 600
600
#CC330C
oklch(55.6% 0.195 33.8)
-
Step 700
700
#AF2600
oklch(49.2% 0.178 33.9)
-
Step 800
800
#8F2005
oklch(42.7% 0.15 33.7)
-
Step 900
900
#732211
oklch(37.7% 0.117 33.5)
-
Step 950
950
#44160C
oklch(27.2% 0.074 33.9)
#E75C3E 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) | #82763A | 0.183 |
| Deuteranopia (no green cones) | #A5943A | 0.166 |
| Tritanopia (no blue cones) | #FD3B56 | 0.071 |
| Achromatopsia (no color) | #898989 | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E75C3E
#E75C3E
oklch(65% 0.179 33.8)
- #00A0B9
#00A0B9
oklch(64.9% 0.114 214)
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 #E75C3E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.037
- Pastel Red #DB5856 ΔE 0.038
- Pale Red #D9544D ΔE 0.039
- Orange Pant #FB5607 ΔE 0.043
- Orangey Red #FA4224 ΔE 0.046
- Deep Orange #DC4D01 ΔE 0.046
- Blood Orange #FE4B03 ΔE 0.048
- Grapefruit #FD5956 ΔE 0.049
Use #E75C3E 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.