#E76347
Closest named color: Burnt Sienna (#E76F51). oklch(66% 0.17 33.6), rgb(231, 99, 71).
Aa
Black text reads best on this color (6.27:1).
About this color
#E76347 is a medium-light, vivid red. In OKLCH its lightness is 66%, its chroma 0.170 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.024 away. Black text reads best on it, at 6.27:1.
| Hue family | Reds |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.170) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.27:1 |
| White text | 3.34:1 |
Values
| HEX | #E76347 |
| RGB | rgb(231, 99, 71) |
| HSL | hsl(10, 77%, 59%) |
| OKLCH | oklch(66% 0.17 33.6) |
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 #E76347 | 3.34:1 | AA large text | Lc -65.6 | Content text, not long reading |
| Black text on #E76347 | 6.27:1 | AA | Lc 43.9 | Non-text elements, placeholder text |
| #E76347 text on white | 3.34:1 | AA large text | Lc 60.2 | Content text, not long reading |
| #E76347 text on black | 6.27:1 | AA | Lc -41.5 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E5E0
oklch(93.7% 0.023 34.3)
-
Step 200
200
#F6CFC6
oklch(88.5% 0.046 33.2)
-
Step 300
300
#F1AD9E
oklch(80.8% 0.083 32.8)
-
Step 400
400
#E77F68
oklch(70.7% 0.133 33.5)
-
Step 500
500 (this color)
#E76347
oklch(66% 0.17 33.6)
-
Step 600
600
#C8391A
oklch(55.6% 0.185 33.5)
-
Step 700
700
#AD290A
oklch(49.1% 0.173 33.4)
-
Step 800
800
#8C250E
oklch(42.7% 0.142 33.7)
-
Step 900
900
#712515
oklch(37.8% 0.111 33.6)
-
Step 950
950
#42170D
oklch(27% 0.07 34.5)
#E76347 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) | #867A44 | 0.173 |
| Deuteranopia (no green cones) | #A79743 | 0.159 |
| Tritanopia (no blue cones) | #FD475D | 0.068 |
| Achromatopsia (no color) | #8C8C8C | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E76347
#E76347
oklch(66% 0.17 33.6)
- #00A4BD
#00A4BD
oklch(66.1% 0.116 213.6)
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 #E76347, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.024
- Pastel Red #DB5856 ΔE 0.042
- Tomato #FF6347 ΔE 0.044
- Pale Red #D9544D ΔE 0.046
- Grapefruit #FD5956 ΔE 0.047
- Orange Pant #FB5607 ΔE 0.047
- Terracota #CB6843 ΔE 0.052
- Bright Orange #FF5B00 ΔE 0.053
Use #E76347 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.