#E1580D
Closest named color: Deep Orange (#DC4D01). oklch(63.2% 0.185 42.2), rgb(225, 88, 13).
Aa
Black text reads best on this color (5.60:1).
About this color
#E1580D is a medium-light, vivid orange. In OKLCH its lightness is 63%, its chroma 0.185 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.023 away. Black text reads best on it, at 5.60:1.
| Hue family | Oranges |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.185) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.60:1 |
| White text | 3.74:1 |
Values
| HEX | #E1580D |
| RGB | rgb(225, 88, 13) |
| HSL | hsl(21, 89%, 47%) |
| OKLCH | oklch(63.2% 0.185 42.2) |
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 #E1580D | 3.74:1 | AA large text | Lc -69.6 | Content text, not long reading |
| Black text on #E1580D | 5.60:1 | AA | Lc 40.0 | Non-text elements, placeholder text |
| #E1580D text on white | 3.74:1 | AA large text | Lc 64.1 | Content text, not long reading |
| #E1580D text on black | 5.60:1 | AA | Lc -37.6 | 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
#F7CFBF
oklch(88.4% 0.05 43)
-
Step 300
300
#F3AE92
oklch(80.9% 0.09 43)
-
Step 400
400
#EA7F53
oklch(70.7% 0.144 42.4)
-
Step 500
500 (this color)
#E1580D
oklch(63.2% 0.185 42.2)
-
Step 600
600
#BF4700
oklch(55.5% 0.167 42.1)
-
Step 700
700
#A23B00
oklch(49.2% 0.148 42.2)
-
Step 800
800
#852F00
oklch(42.6% 0.128 42.2)
-
Step 900
900
#702600
oklch(37.6% 0.113 42)
-
Step 950
950
#441603
oklch(27% 0.077 41.5)
#E1580D 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) | #807000 | 0.180 |
| Deuteranopia (no green cones) | #A28F00 | 0.161 |
| Tritanopia (no blue cones) | #F8324C | 0.089 |
| Achromatopsia (no color) | #848484 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E1580D
#E1580D
oklch(63.2% 0.185 42.2)
- #0099BC
#0099BC
oklch(63.3% 0.117 221.7)
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 #E1580D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.023
- Rusty Orange #CD5909 ΔE 0.038
- Chocolate #D2691E ΔE 0.039
- Terra Cotta #C9643B ΔE 0.048
- Orange Pant #FB5607 ΔE 0.048
- Terracotta #CA6641 ΔE 0.050
- Rust #CA6702 ΔE 0.050
- Terracota #CB6843 ΔE 0.050
Use #E1580D 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.