#D55E0A
Closest named color: Rusty Orange (#CD5909). oklch(62.2% 0.169 46.8), rgb(213, 94, 10).
Aa
Black text reads best on this color (5.43:1).
About this color
#D55E0A is a medium-light, vivid orange. In OKLCH its lightness is 62%, its chroma 0.169 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.020 away. Black text reads best on it, at 5.43:1.
| Hue family | Oranges |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.169) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 5.43:1 |
| White text | 3.86:1 |
Values
| HEX | #D55E0A |
| RGB | rgb(213, 94, 10) |
| HSL | hsl(25, 91%, 44%) |
| OKLCH | oklch(62.2% 0.169 46.8) |
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 #D55E0A | 3.86:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #D55E0A | 5.43:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #D55E0A text on white | 3.86:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #D55E0A text on black | 5.43:1 | AA | Lc -36.3 | 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
#F8E5DD
oklch(93.5% 0.024 44.3)
-
Step 200
200
#F4D1C0
oklch(88.6% 0.046 47.5)
-
Step 300
300
#EEB193
oklch(81% 0.083 47.3)
-
Step 400
400
#E38454
oklch(70.6% 0.133 46.6)
-
Step 500
500 (this color)
#D55E0A
oklch(62.2% 0.169 46.8)
-
Step 600
600
#B94F00
oklch(55.7% 0.155 46.7)
-
Step 700
700
#9C4200
oklch(49.2% 0.136 47)
-
Step 800
800
#813500
oklch(42.8% 0.119 46.8)
-
Step 900
900
#6C2B00
oklch(37.6% 0.105 46.7)
-
Step 950
950
#411903
oklch(27% 0.07 46.5)
#D55E0A 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) | #817100 | 0.154 |
| Deuteranopia (no green cones) | #9E8C00 | 0.140 |
| Tritanopia (no blue cones) | #EA4151 | 0.092 |
| Achromatopsia (no color) | #828282 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D55E0A
#D55E0A
oklch(62.2% 0.169 46.8)
- #0094BE
#0094BE
oklch(62.1% 0.12 226.8)
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 #D55E0A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.020
- Chocolate #D2691E ΔE 0.022
- Rust #CA6702 ΔE 0.027
- Deep Orange #DC4D01 ΔE 0.032
- Terra Cotta #C9643B ΔE 0.033
- Browny Orange #CA6B02 ΔE 0.033
- Terracotta #CA6641 ΔE 0.036
- Terracota #CB6843 ΔE 0.037
Use #D55E0A 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.