#E3660E
Closest named color: Chocolate (#D2691E). oklch(65.4% 0.176 47.1), rgb(227, 102, 14).
Aa
Black text reads best on this color (6.17:1).
About this color
#E3660E is a medium-light, vivid orange. In OKLCH its lightness is 65%, its chroma 0.176 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate (#D2691E), ΔE 0.030 away. Black text reads best on it, at 6.17:1.
| Hue family | Oranges |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.176) |
| Temperature | warm |
| Nearest name | Chocolate (#D2691E) |
| Black text | 6.17:1 |
| White text | 3.40:1 |
Values
| HEX | #E3660E |
| RGB | rgb(227, 102, 14) |
| HSL | hsl(25, 88%, 47%) |
| OKLCH | oklch(65.4% 0.176 47.1) |
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 #E3660E | 3.40:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #E3660E | 6.17:1 | AA | Lc 43.3 | Non-text elements, placeholder text |
| #E3660E text on white | 3.40:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #E3660E text on black | 6.17:1 | AA | Lc -41.0 | 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
#FCF3EF
oklch(97% 0.011 45.7)
-
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
#E58350
oklch(70.7% 0.138 47)
-
Step 500
500 (this color)
#E3660E
oklch(65.4% 0.176 47.1)
-
Step 600
600
#B84F00
oklch(55.5% 0.154 46.9)
-
Step 700
700
#9C4200
oklch(49.2% 0.136 47)
-
Step 800
800
#803500
oklch(42.6% 0.118 47.1)
-
Step 900
900
#6C2B00
oklch(37.6% 0.105 46.7)
-
Step 950
950
#421801
oklch(27% 0.074 46.5)
#E3660E 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) | #8A7900 | 0.161 |
| Deuteranopia (no green cones) | #A99603 | 0.146 |
| Tritanopia (no blue cones) | #FA4858 | 0.097 |
| Achromatopsia (no color) | #8B8B8B | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E3660E
#E3660E
oklch(65.4% 0.176 47.1)
- #009FCC
#009FCC
oklch(65.5% 0.126 226.9)
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 #E3660E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate #D2691E ΔE 0.030
- Pumpkin #E17701 ΔE 0.037
- Browny Orange #CA6B02 ΔE 0.047
- Rust #CA6702 ΔE 0.047
- Burnt Sienna #E76F51 ΔE 0.047
- Orange Pant #FB5607 ΔE 0.048
- Deep Orange #DC4D01 ΔE 0.051
- Bright Orange #FF5B00 ΔE 0.052
Use #E3660E 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.