#A83E05
Closest named color: Burnt Umber (#A0450E). oklch(50.6% 0.151 41.7), rgb(168, 62, 5).
Aa
White text reads best on this color (6.25:1).
About this color
#A83E05 is a medium-dark, vivid orange. In OKLCH its lightness is 51%, its chroma 0.151 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Umber (#A0450E), ΔE 0.018 away. White text reads best on it, at 6.25:1.
| Hue family | Oranges |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.151) |
| Temperature | warm |
| Nearest name | Burnt Umber (#A0450E) |
| Black text | 3.35:1 |
| White text | 6.25:1 |
Values
| HEX | #A83E05 |
| RGB | rgb(168, 62, 5) |
| HSL | hsl(21, 94%, 34%) |
| OKLCH | oklch(50.6% 0.151 41.7) |
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 #A83E05 | 6.25:1 | AA | Lc -85.4 | Fine for body text |
| Black text on #A83E05 | 3.35:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #A83E05 text on white | 6.25:1 | AA | Lc 80.2 | Fine for body text |
| #A83E05 text on black | 3.35:1 | AA large text | Lc -21.6 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F7E6DF
oklch(93.7% 0.021 43.9)
-
Step 200
200
#F2D1C5
oklch(88.5% 0.041 41)
-
Step 300
300
#EAB29C
oklch(80.9% 0.072 42.4)
-
Step 400
400
#DE8765
oklch(70.8% 0.117 41.9)
-
Step 500
500
#D26539
oklch(63% 0.15 41.5)
-
Step 600
600
#BD490E
oklch(55.5% 0.162 41.8)
-
Step 700
700 (this color)
#A83E05
oklch(50.6% 0.151 41.7)
-
Step 800
800
#843006
oklch(42.6% 0.125 41.6)
-
Step 900
900
#6B2C11
oklch(37.8% 0.098 41.7)
-
Step 950
950
#3F1B0C
oklch(27.1% 0.061 42.2)
#A83E05 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) | #5D5100 | 0.147 |
| Deuteranopia (no green cones) | #776900 | 0.132 |
| Tritanopia (no blue cones) | #B92035 | 0.071 |
| Achromatopsia (no color) | #606060 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A83E05
#A83E05
oklch(50.6% 0.151 41.7)
- #00708B
#00708B
oklch(50.5% 0.094 222.2)
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 #A83E05, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Umber #A0450E ΔE 0.018
- Russet #A13905 ΔE 0.019
- Rusty Red #AF2F0D ΔE 0.028
- Brick #A03623 ΔE 0.033
- Rust Red #AA2704 ΔE 0.037
- Cinnamon #AC4F06 ΔE 0.038
- Sinopia #BB3E03 ΔE 0.038
- Sienna #A0522D ΔE 0.042
Use #A83E05 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.