#D0501F
Closest named color: Rusty Orange (#CD5909). oklch(59.6% 0.172 39.2), rgb(208, 80, 31).
Aa
Black text reads best on this color (4.84:1).
About this color
#D0501F is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.172 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Orange (#CD5909), ΔE 0.023 away. Black text reads best on it, at 4.84:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Rusty Orange (#CD5909) |
| Black text | 4.84:1 |
| White text | 4.33:1 |
Values
| HEX | #D0501F |
| RGB | rgb(208, 80, 31) |
| HSL | hsl(17, 74%, 47%) |
| OKLCH | oklch(59.6% 0.172 39.2) |
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 #D0501F | 4.33:1 | AA large text | Lc -74.6 | Content text, not long reading |
| Black text on #D0501F | 4.84:1 | AA | Lc 35.0 | Non-text elements, placeholder text |
| #D0501F text on white | 4.33:1 | AA large text | Lc 69.1 | Content text, not long reading |
| #D0501F text on black | 4.84:1 | AA | Lc -32.6 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#F9E5DE
oklch(93.6% 0.024 40.3)
-
Step 200
200
#F6CFC3
oklch(88.5% 0.047 37.8)
-
Step 300
300
#F1AE98
oklch(80.8% 0.085 38.9)
-
Step 400
400
#E7815E
oklch(70.8% 0.135 39.5)
-
Step 500
500 (this color)
#D0501F
oklch(59.6% 0.172 39.2)
-
Step 600
600
#C44100
oklch(55.6% 0.177 39.3)
-
Step 700
700
#A63500
oklch(49.1% 0.157 39.1)
-
Step 800
800
#892A00
oklch(42.6% 0.137 39)
-
Step 900
900
#702608
oklch(37.7% 0.112 39.4)
-
Step 950
950
#421708
oklch(26.9% 0.071 39)
#D0501F 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) | #756716 | 0.171 |
| Deuteranopia (no green cones) | #948418 | 0.156 |
| Tritanopia (no blue cones) | #E52E47 | 0.077 |
| Achromatopsia (no color) | #797979 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D0501F
#D0501F
oklch(59.6% 0.172 39.2)
- #008DAA
#008DAA
oklch(59.5% 0.108 219.2)
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 #D0501F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Orange #CD5909 ΔE 0.023
- Deep Orange #DC4D01 ΔE 0.023
- Rust Orange #C45508 ΔE 0.028
- Brick Orange #C14A09 ΔE 0.035
- Burnt Orange #C04E01 ΔE 0.035
- Terra Cotta #C9643B ΔE 0.039
- Dark Coral #CF524E ΔE 0.044
- Terracotta #CA6641 ΔE 0.044
Use #D0501F 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.