#DE581B
Closest named color: Deep Orange (#DC4D01). oklch(62.8% 0.181 41), rgb(222, 88, 27).
Aa
Black text reads best on this color (5.51:1).
About this color
#DE581B is a medium-light, vivid orange. In OKLCH its lightness is 63%, its chroma 0.181 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.020 away. Black text reads best on it, at 5.51:1.
| Hue family | Oranges |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.181) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.51:1 |
| White text | 3.80:1 |
Values
| HEX | #DE581B |
| RGB | rgb(222, 88, 27) |
| HSL | hsl(19, 78%, 49%) |
| OKLCH | oklch(62.8% 0.181 41) |
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 #DE581B | 3.80:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #DE581B | 5.51:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #DE581B text on white | 3.80:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #DE581B text on black | 5.51:1 | AA | Lc -37.0 | 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
#FDF3EF
oklch(97.1% 0.012 43.3)
-
Step 100
100
#FAE5DD
oklch(93.7% 0.026 42.1)
-
Step 200
200
#F7CFC1
oklch(88.5% 0.049 40.2)
-
Step 300
300
#F2AE95
oklch(80.9% 0.088 41)
-
Step 400
400
#E97F57
oklch(70.6% 0.142 41)
-
Step 500
500 (this color)
#DE581B
oklch(62.8% 0.181 41)
-
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
#872E00
oklch(42.8% 0.131 41.2)
-
Step 900
900
#712500
oklch(37.6% 0.115 41.2)
-
Step 950
950
#431705
oklch(27% 0.074 41.3)
#DE581B 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) | #7F700D | 0.176 |
| Deuteranopia (no green cones) | #A08E12 | 0.160 |
| Tritanopia (no blue cones) | #F4354D | 0.084 |
| Achromatopsia (no color) | #838383 | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #DE581B
#DE581B
oklch(62.8% 0.181 41)
- #0097B9
#0097B9
oklch(62.7% 0.115 221.3)
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 #DE581B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.020
- Rusty Orange #CD5909 ΔE 0.034
- Chocolate #D2691E ΔE 0.038
- Terra Cotta #C9643B ΔE 0.042
- Terracotta #CA6641 ΔE 0.044
- Terracota #CB6843 ΔE 0.045
- Pale Red #D9544D ΔE 0.047
- Rust #CA6702 ΔE 0.048
Use #DE581B 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.