#E45F17
Closest named color: Chocolate (#D2691E). oklch(64.6% 0.182 43.3), rgb(228, 95, 23).
Aa
Black text reads best on this color (5.94:1).
About this color
#E45F17 is a medium-light, vivid orange. In OKLCH its lightness is 65%, its chroma 0.182 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate (#D2691E), ΔE 0.035 away. Black text reads best on it, at 5.94:1.
| Hue family | Oranges |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.182) |
| Temperature | warm |
| Nearest name | Chocolate (#D2691E) |
| Black text | 5.94:1 |
| White text | 3.53:1 |
Values
| HEX | #E45F17 |
| RGB | rgb(228, 95, 23) |
| HSL | hsl(21, 82%, 49%) |
| OKLCH | oklch(64.6% 0.182 43.3) |
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 #E45F17 | 3.53:1 | AA large text | Lc -67.5 | Content text, not long reading |
| Black text on #E45F17 | 5.94:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #E45F17 text on white | 3.53:1 | AA large text | Lc 62.0 | Content text, not long reading |
| #E45F17 text on black | 5.94:1 | AA | Lc -39.7 | 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
#FAE5DC
oklch(93.6% 0.026 44.7)
-
Step 200
200
#F7CFC0
oklch(88.5% 0.05 41.6)
-
Step 300
300
#F2AE92
oklch(80.8% 0.089 43.3)
-
Step 400
400
#E98053
oklch(70.7% 0.143 43.2)
-
Step 500
500 (this color)
#E45F17
oklch(64.6% 0.182 43.3)
-
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
#6F2800
oklch(37.7% 0.111 43.6)
-
Step 950
950
#431703
oklch(27% 0.075 43)
#E45F17 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) | #867602 | 0.173 |
| Deuteranopia (no green cones) | #A6940D | 0.158 |
| Tritanopia (no blue cones) | #FB3D52 | 0.090 |
| Achromatopsia (no color) | #888888 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E45F17
#E45F17
oklch(64.6% 0.182 43.3)
- #009DC3
#009DC3
oklch(64.6% 0.12 223)
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 #E45F17, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate #D2691E ΔE 0.035
- Deep Orange #DC4D01 ΔE 0.038
- Orange Pant #FB5607 ΔE 0.042
- Rusty Orange #CD5909 ΔE 0.048
- Burnt Sienna #E76F51 ΔE 0.048
- Bright Orange #FF5B00 ΔE 0.049
- Terracota #CB6843 ΔE 0.050
- Rust #CA6702 ΔE 0.051
Use #E45F17 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.