#D55218
Closest named color: Deep Orange (#DC4D01). oklch(60.6% 0.177 40.5), rgb(213, 82, 24).
Aa
Black text reads best on this color (5.04:1).
About this color
#D55218 is a medium-dark, vivid orange. In OKLCH its lightness is 61%, its chroma 0.177 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.014 away. Black text reads best on it, at 5.04:1.
| Hue family | Oranges |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.177) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.04:1 |
| White text | 4.15:1 |
Values
| HEX | #D55218 |
| RGB | rgb(213, 82, 24) |
| HSL | hsl(18, 80%, 46%) |
| OKLCH | oklch(60.6% 0.177 40.5) |
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 #D55218 | 4.15:1 | AA large text | Lc -73.2 | Content text, not long reading |
| Black text on #D55218 | 5.04:1 | AA | Lc 36.4 | Non-text elements, placeholder text |
| #D55218 text on white | 4.15:1 | AA large text | Lc 67.7 | Content text, not long reading |
| #D55218 text on black | 5.04:1 | AA | Lc -34.0 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#FAE5DD
oklch(93.7% 0.026 42.1)
-
Step 200
200
#F6CFC1
oklch(88.4% 0.048 40.7)
-
Step 300
300
#F2AE96
oklch(80.9% 0.087 40.3)
-
Step 400
400
#E8805A
oklch(70.7% 0.139 40.5)
-
Step 500
500 (this color)
#D55218
oklch(60.6% 0.177 40.5)
-
Step 600
600
#C24400
oklch(55.7% 0.173 40.6)
-
Step 700
700
#A43800
oklch(49.1% 0.153 40.5)
-
Step 800
800
#872D00
oklch(42.7% 0.132 40.7)
-
Step 900
900
#712502
oklch(37.7% 0.115 40.5)
-
Step 950
950
#431706
oklch(27.1% 0.073 40.4)
#D55218 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) | #786A0A | 0.175 |
| Deuteranopia (no green cones) | #98870F | 0.158 |
| Tritanopia (no blue cones) | #EB2E48 | 0.082 |
| Achromatopsia (no color) | #7C7C7C | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D55218
#D55218
oklch(60.6% 0.177 40.5)
- #0090B0
#0090B0
oklch(60.5% 0.111 220.9)
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 #D55218, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.014
- Rusty Orange #CD5909 ΔE 0.021
- Rust Orange #C45508 ΔE 0.034
- Terra Cotta #C9643B ΔE 0.039
- Terracotta #CA6641 ΔE 0.043
- Burnt Orange #C04E01 ΔE 0.044
- Brick Orange #C14A09 ΔE 0.045
- Chocolate #D2691E ΔE 0.046
Use #D55218 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.