#E76B31
Closest named color: Burnt Sienna (#E76F51). oklch(66.9% 0.169 43.2), rgb(231, 107, 49).
Aa
Black text reads best on this color (6.54:1).
About this color
#E76B31 is a medium-light, vivid orange. In OKLCH its lightness is 67%, its chroma 0.169 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.028 away. Black text reads best on it, at 6.54:1.
| Hue family | Oranges |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.169) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.54:1 |
| White text | 3.20:1 |
Values
| HEX | #E76B31 |
| RGB | rgb(231, 107, 49) |
| HSL | hsl(19, 79%, 55%) |
| OKLCH | oklch(66.9% 0.169 43.2) |
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 #E76B31 | 3.20:1 | AA large text | Lc -64.0 | Content text, not long reading |
| Black text on #E76B31 | 6.54:1 | AA | Lc 45.4 | Large or bold text, headings |
| #E76B31 text on white | 3.20:1 | AA large text | Lc 58.6 | Large or bold text, headings |
| #E76B31 text on black | 6.54:1 | AA | Lc -43.1 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F9E5DD
oklch(93.6% 0.025 43.2)
-
Step 200
200
#F5D0C1
oklch(88.5% 0.047 43.3)
-
Step 300
300
#EFB096
oklch(81% 0.082 43.4)
-
Step 400
400
#E4835A
oklch(70.7% 0.132 43.2)
-
Step 500
500 (this color)
#E76B31
oklch(66.9% 0.169 43.2)
-
Step 600
600
#BE4900
oklch(55.6% 0.165 43.1)
-
Step 700
700
#A03D00
oklch(49.1% 0.144 43.5)
-
Step 800
800
#843100
oklch(42.7% 0.125 43.5)
-
Step 900
900
#6F2801
oklch(37.7% 0.11 43.2)
-
Step 950
950
#411806
oklch(26.9% 0.07 42.5)
#E76B31 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) | #8E7E29 | 0.159 |
| Deuteranopia (no green cones) | #AC9A2D | 0.145 |
| Tritanopia (no blue cones) | #FD4F5F | 0.086 |
| Achromatopsia (no color) | #909090 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E76B31
#E76B31
oklch(66.9% 0.169 43.2)
- #00A5CD
#00A5CD
oklch(67% 0.125 223.2)
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 #E76B31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.028
- Pumpkin #E17701 ΔE 0.039
- Chocolate #D2691E ΔE 0.042
- Orange Pant #FB5607 ΔE 0.045
- Bright Orange #FF5B00 ΔE 0.047
- Dark Peach #DE7E5D ΔE 0.048
- Tomato #FF6347 ΔE 0.051
- Pinkish Orange #FF724C ΔE 0.053
Use #E76B31 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.