#A64115
Closest named color: Burnt Umber (#A0450E). oklch(50.7% 0.144 40.8), rgb(166, 65, 21).
Aa
White text reads best on this color (6.19:1).
About this color
#A64115 is a medium-dark, vivid orange. In OKLCH its lightness is 51%, its chroma 0.144 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Umber (#A0450E), ΔE 0.015 away. White text reads best on it, at 6.19:1.
| Hue family | Oranges |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.144) |
| Temperature | warm |
| Nearest name | Burnt Umber (#A0450E) |
| Black text | 3.38:1 |
| White text | 6.19:1 |
Values
| HEX | #A64115 |
| RGB | rgb(166, 65, 21) |
| HSL | hsl(18, 78%, 37%) |
| OKLCH | oklch(50.7% 0.144 40.8) |
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 #A64115 | 6.19:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #A64115 | 3.38:1 | AA large text | Lc 24.0 | Dividers and decoration only |
| #A64115 text on white | 6.19:1 | AA | Lc 80.1 | Fine for body text |
| #A64115 text on black | 3.38:1 | AA large text | Lc -21.7 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F7E6E0
oklch(93.7% 0.02 40.5)
-
Step 200
200
#F1D1C6
oklch(88.5% 0.039 39.9)
-
Step 300
300
#E9B29F
oklch(80.9% 0.07 39.9)
-
Step 400
400
#DB886A
oklch(70.7% 0.111 40.6)
-
Step 500
500
#CF6740
oklch(63% 0.142 40.6)
-
Step 600
600
#BB4C1D
oklch(55.7% 0.155 40.8)
-
Step 700
700 (this color)
#A64115
oklch(50.7% 0.144 40.8)
-
Step 800
800
#823210
oklch(42.6% 0.119 40.8)
-
Step 900
900
#692D16
oklch(37.6% 0.093 40.5)
-
Step 950
950
#3E1B0E
oklch(27% 0.059 40.5)
#A64115 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) | #5E530D | 0.141 |
| Deuteranopia (no green cones) | #776A10 | 0.128 |
| Tritanopia (no blue cones) | #B72739 | 0.068 |
| Achromatopsia (no color) | #616161 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A64115
#A64115
oklch(50.7% 0.144 40.8)
- #00718A
#00718A
oklch(50.8% 0.093 220.3)
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 #A64115, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Umber #A0450E ΔE 0.015
- Russet #A13905 ΔE 0.020
- Brick #A03623 ΔE 0.031
- Rusty Red #AF2F0D ΔE 0.032
- Sienna #A0522D ΔE 0.035
- Cinnamon #AC4F06 ΔE 0.036
- Sinopia #BB3E03 ΔE 0.041
- Rust Red #AA2704 ΔE 0.041
Use #A64115 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.