#D3810A
Closest named color: Peru (#CD853F). oklch(67.5% 0.148 66), rgb(211, 129, 10).
Aa
Black text reads best on this color (6.91:1).
About this color
#D3810A is a medium-light, vivid orange. In OKLCH its lightness is 68%, its chroma 0.148 and its hue 66°. Its hue sits on the warm side of the wheel. The nearest named color is Peru (#CD853F), ΔE 0.027 away. Black text reads best on it, at 6.91:1.
| Hue family | Oranges |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.148) |
| Temperature | warm |
| Nearest name | Peru (#CD853F) |
| Black text | 6.91:1 |
| White text | 3.03:1 |
Values
| HEX | #D3810A |
| RGB | rgb(211, 129, 10) |
| HSL | hsl(36, 91%, 43%) |
| OKLCH | oklch(67.5% 0.148 66) |
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 #D3810A | 3.03:1 | AA large text | Lc -62.1 | Content text, not long reading |
| Black text on #D3810A | 6.91:1 | AA | Lc 47.3 | Large or bold text, headings |
| #D3810A text on white | 3.03:1 | AA large text | Lc 56.8 | Large or bold text, headings |
| #D3810A text on black | 6.91:1 | AA | Lc -45.0 | Large or bold text, headings |
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 400.
-
Step 50
50
#FBF4ED
oklch(97.1% 0.012 67.7)
-
Step 100
100
#F7E7D8
oklch(93.7% 0.027 65.7)
-
Step 200
200
#F1D3B6
oklch(88.5% 0.051 66.1)
-
Step 300
300
#EAB580
oklch(80.9% 0.092 65.9)
-
Step 400
400 (this color)
#D3810A
oklch(67.5% 0.148 66)
-
Step 500
500
#C17500
oklch(63% 0.14 66.2)
-
Step 600
600
#A36200
oklch(55.6% 0.124 66.2)
-
Step 700
700
#8A5200
oklch(49.2% 0.11 66)
-
Step 800
800
#714200
oklch(42.6% 0.095 65.8)
-
Step 900
900
#5F3700
oklch(37.8% 0.084 66.2)
-
Step 950
950
#3A1F00
oklch(27% 0.06 65.1)
#D3810A 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) | #9B8800 | 0.096 |
| Deuteranopia (no green cones) | #AF9C0F | 0.087 |
| Tritanopia (no blue cones) | #E76D6E | 0.114 |
| Achromatopsia (no color) | #949494 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D3810A
#D3810A
oklch(67.5% 0.148 66)
- #379DEC
#379DEC
oklch(67.4% 0.149 246.3)
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 #D3810A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peru #CD853F ΔE 0.027
- Dull Orange #D8863B ΔE 0.027
- Pumpkin #E17701 ΔE 0.031
- Dark Goldenrod #B8860B ΔE 0.047
- Ochre #BF9005 ΔE 0.049
- Browny Orange #CA6B02 ΔE 0.056
- Chocolate #D2691E ΔE 0.059
- Dusty Orange #F0833A ΔE 0.060
Use #D3810A 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.