#A73D0C
Closest named color: Russet (#A13905). oklch(50.3% 0.15 40.5), rgb(167, 61, 12).
Aa
White text reads best on this color (6.33:1).
About this color
#A73D0C is a medium-dark, vivid orange. In OKLCH its lightness is 50%, its chroma 0.150 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Russet (#A13905), ΔE 0.016 away. White text reads best on it, at 6.33:1.
| Hue family | Oranges |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.150) |
| Temperature | warm |
| Nearest name | Russet (#A13905) |
| Black text | 3.31:1 |
| White text | 6.33:1 |
Values
| HEX | #A73D0C |
| RGB | rgb(167, 61, 12) |
| HSL | hsl(19, 87%, 35%) |
| OKLCH | oklch(50.3% 0.15 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 #A73D0C | 6.33:1 | AA | Lc -85.8 | Fine for body text |
| Black text on #A73D0C | 3.31:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #A73D0C text on white | 6.33:1 | AA | Lc 80.6 | Fine for body text |
| #A73D0C text on black | 3.31:1 | AA large text | Lc -21.3 | Dividers and decoration only |
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 700.
-
Step 50
50
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F7E6DF
oklch(93.7% 0.021 43.9)
-
Step 200
200
#F2D1C5
oklch(88.5% 0.041 41)
-
Step 300
300
#EAB29D
oklch(81% 0.072 41.5)
-
Step 400
400
#DE8767
oklch(70.8% 0.116 40.8)
-
Step 500
500
#D2653C
oklch(63.1% 0.149 40.5)
-
Step 600
600
#BD4916
oklch(55.6% 0.161 40.6)
-
Step 700
700 (this color)
#A73D0C
oklch(50.3% 0.15 40.5)
-
Step 800
800
#84300C
oklch(42.6% 0.124 40.3)
-
Step 900
900
#6B2C14
oklch(37.8% 0.097 40.2)
-
Step 950
950
#3F1A0D
oklch(27% 0.062 39.6)
#A73D0C 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) | #5C5100 | 0.148 |
| Deuteranopia (no green cones) | #766803 | 0.133 |
| Tritanopia (no blue cones) | #B81F35 | 0.069 |
| Achromatopsia (no color) | #606060 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A73D0C
#A73D0C
oklch(50.3% 0.15 40.5)
- #007089
#007089
oklch(50.4% 0.092 220.4)
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 #A73D0C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Russet #A13905 ΔE 0.016
- Burnt Umber #A0450E ΔE 0.019
- Rusty Red #AF2F0D ΔE 0.026
- Brick #A03623 ΔE 0.029
- Rust Red #AA2704 ΔE 0.035
- Sinopia #BB3E03 ΔE 0.040
- Cinnamon #AC4F06 ΔE 0.041
- Sienna #A0522D ΔE 0.043
Use #A73D0C 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.