#E2640B
Closest named color: Chocolate (#D2691E). oklch(65% 0.177 46.7), rgb(226, 100, 11).
Aa
Black text reads best on this color (6.06:1).
About this color
#E2640B is a medium-light, vivid orange. In OKLCH its lightness is 65%, its chroma 0.177 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate (#D2691E), ΔE 0.029 away. Black text reads best on it, at 6.06:1.
| Hue family | Oranges |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.177) |
| Temperature | warm |
| Nearest name | Chocolate (#D2691E) |
| Black text | 6.06:1 |
| White text | 3.46:1 |
Values
| HEX | #E2640B |
| RGB | rgb(226, 100, 11) |
| HSL | hsl(25, 91%, 46%) |
| OKLCH | oklch(65% 0.177 46.7) |
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 #E2640B | 3.46:1 | AA large text | Lc -66.8 | Content text, not long reading |
| Black text on #E2640B | 6.06:1 | AA | Lc 42.7 | Non-text elements, placeholder text |
| #E2640B text on white | 3.46:1 | AA large text | Lc 61.4 | Content text, not long reading |
| #E2640B text on black | 6.06:1 | AA | Lc -40.3 | 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
#FDF3EF
oklch(97.1% 0.012 43.3)
-
Step 100
100
#F9E5DC
oklch(93.6% 0.025 45.9)
-
Step 200
200
#F5D0BF
oklch(88.5% 0.048 46.1)
-
Step 300
300
#F0B091
oklch(81% 0.086 46.9)
-
Step 400
400
#E68350
oklch(70.8% 0.139 46.8)
-
Step 500
500 (this color)
#E2640B
oklch(65% 0.177 46.7)
-
Step 600
600
#B94F00
oklch(55.7% 0.155 46.7)
-
Step 700
700
#9C4100
oklch(49% 0.137 46.5)
-
Step 800
800
#813500
oklch(42.8% 0.119 46.8)
-
Step 900
900
#6C2B00
oklch(37.6% 0.105 46.7)
-
Step 950
950
#421801
oklch(27% 0.074 46.5)
#E2640B 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) | #897800 | 0.162 |
| Deuteranopia (no green cones) | #A79500 | 0.148 |
| Tritanopia (no blue cones) | #F94556 | 0.097 |
| Achromatopsia (no color) | #8A8A8A | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E2640B
#E2640B
oklch(65% 0.177 46.7)
- #009DC9
#009DC9
oklch(64.9% 0.125 226.6)
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 #E2640B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate #D2691E ΔE 0.029
- Pumpkin #E17701 ΔE 0.041
- Rust #CA6702 ΔE 0.045
- Browny Orange #CA6B02 ΔE 0.045
- Deep Orange #DC4D01 ΔE 0.047
- Orange Pant #FB5607 ΔE 0.049
- Rusty Orange #CD5909 ΔE 0.049
- Burnt Sienna #E76F51 ΔE 0.049
Use #E2640B 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.