#E7642C
Closest named color: Burnt Sienna (#E76F51). oklch(65.9% 0.176 41.4), rgb(231, 100, 44).
Aa
Black text reads best on this color (6.25:1).
About this color
#E7642C is a medium-light, vivid orange. In OKLCH its lightness is 66%, its chroma 0.176 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.033 away. Black text reads best on it, at 6.25:1.
| Hue family | Oranges |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.176) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 6.25:1 |
| White text | 3.35:1 |
Values
| HEX | #E7642C |
| RGB | rgb(231, 100, 44) |
| HSL | hsl(18, 80%, 54%) |
| OKLCH | oklch(65.9% 0.176 41.4) |
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 #E7642C | 3.35:1 | AA large text | Lc -65.7 | Content text, not long reading |
| Black text on #E7642C | 6.25:1 | AA | Lc 43.8 | Non-text elements, placeholder text |
| #E7642C text on white | 3.35:1 | AA large text | Lc 60.2 | Content text, not long reading |
| #E7642C text on black | 6.25:1 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#F9E5DD
oklch(93.6% 0.025 43.2)
-
Step 200
200
#F6CFC1
oklch(88.4% 0.048 40.7)
-
Step 300
300
#F1AE95
oklch(80.8% 0.086 41.3)
-
Step 400
400
#E78159
oklch(70.7% 0.137 41.7)
-
Step 500
500 (this color)
#E7642C
oklch(65.9% 0.176 41.4)
-
Step 600
600
#C14500
oklch(55.6% 0.171 41.1)
-
Step 700
700
#A33900
oklch(49.1% 0.151 41.1)
-
Step 800
800
#862E00
oklch(42.6% 0.13 41.4)
-
Step 900
900
#712500
oklch(37.6% 0.115 41.2)
-
Step 950
950
#431705
oklch(27% 0.074 41.3)
#E7642C 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) | #897A24 | 0.170 |
| Deuteranopia (no green cones) | #A99727 | 0.155 |
| Tritanopia (no blue cones) | #FE4559 | 0.085 |
| Achromatopsia (no color) | #8C8C8C | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E7642C
#E7642C
oklch(65.9% 0.176 41.4)
- #00A2C6
#00A2C6
oklch(66% 0.121 221.1)
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 #E7642C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.033
- Orange Pant #FB5607 ΔE 0.039
- Chocolate #D2691E ΔE 0.041
- Bright Orange #FF5B00 ΔE 0.044
- Pumpkin #E17701 ΔE 0.049
- Deep Orange #DC4D01 ΔE 0.051
- Blood Orange #FE4B03 ΔE 0.051
- Tomato #FF6347 ΔE 0.051
Use #E7642C 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.