#A6481F
Closest named color: Burnt Umber (#A0450E). oklch(51.8% 0.135 41.9), rgb(166, 72, 31).
Aa
White text reads best on this color (5.88:1).
About this color
#A6481F is a medium-dark, moderately saturated brown. In OKLCH its lightness is 52%, its chroma 0.135 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Umber (#A0450E), ΔE 0.017 away. White text reads best on it, at 5.88:1.
| Hue family | Browns |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.135) |
| Temperature | warm |
| Nearest name | Burnt Umber (#A0450E) |
| Black text | 3.56:1 |
| White text | 5.88:1 |
Values
| HEX | #A6481F |
| RGB | rgb(166, 72, 31) |
| HSL | hsl(18, 69%, 39%) |
| OKLCH | oklch(51.8% 0.135 41.9) |
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 #A6481F | 5.88:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #A6481F | 3.56:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #A6481F text on white | 5.88:1 | AA | Lc 78.8 | Fine for body text |
| #A6481F text on black | 3.56:1 | AA large text | Lc -23.0 | 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
#F6E6E0
oklch(93.6% 0.019 41.8)
-
Step 200
200
#EFD2C7
oklch(88.5% 0.036 41.9)
-
Step 300
300
#E6B3A0
oklch(80.8% 0.065 41.4)
-
Step 400
400
#D88A6C
oklch(70.7% 0.105 41.7)
-
Step 500
500
#CB6B44
oklch(63.1% 0.133 42.1)
-
Step 600
600
#B75023
oklch(55.7% 0.145 41.9)
-
Step 700
700 (this color)
#A6481F
oklch(51.8% 0.135 41.9)
-
Step 800
800
#803515
oklch(42.7% 0.113 41.5)
-
Step 900
900
#672F18
oklch(37.7% 0.088 41.9)
-
Step 950
950
#3C1C0F
oklch(26.9% 0.055 42.2)
#A6481F 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) | #635719 | 0.128 |
| Deuteranopia (no green cones) | #796C1C | 0.118 |
| Tritanopia (no blue cones) | #B73240 | 0.068 |
| Achromatopsia (no color) | #646464 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A6481F
#A6481F
oklch(51.8% 0.135 41.9)
- #007490
#007490
oklch(51.8% 0.096 222.3)
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 #A6481F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Umber #A0450E ΔE 0.017
- Sienna #A0522D ΔE 0.022
- Cinnamon #AC4F06 ΔE 0.026
- Russet #A13905 ΔE 0.033
- Warm Brown #964E02 ΔE 0.039
- Sinopia #BB3E03 ΔE 0.041
- Brick #A03623 ΔE 0.042
- Rusty Red #AF2F0D ΔE 0.043
Use #A6481F 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.