#A36313
Closest named color: Raw Umber (#A75E09). oklch(55.9% 0.119 64.8), rgb(163, 99, 19).
Aa
White text reads best on this color (4.82:1).
About this color
#A36313 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 56%, its chroma 0.119 and its hue 65°. Its hue sits on the warm side of the wheel. The nearest named color is Raw Umber (#A75E09), ΔE 0.013 away. White text reads best on it, at 4.82:1.
| Hue family | Browns |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.119) |
| Temperature | warm |
| Nearest name | Raw Umber (#A75E09) |
| Black text | 4.35:1 |
| White text | 4.82:1 |
Values
| HEX | #A36313 |
| RGB | rgb(163, 99, 19) |
| HSL | hsl(33, 79%, 36%) |
| OKLCH | oklch(55.9% 0.119 64.8) |
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 #A36313 | 4.82:1 | AA | Lc -78.6 | Fine for body text |
| Black text on #A36313 | 4.35:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #A36313 text on white | 4.82:1 | AA | Lc 73.1 | Content text, not long reading |
| #A36313 text on black | 4.35:1 | AA large text | Lc -28.6 | 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 600.
-
Step 50
50
#F9F5F1
oklch(97.2% 0.007 67.7)
-
Step 100
100
#F1E8DF
oklch(93.6% 0.016 67.6)
-
Step 200
200
#E8D6C5
oklch(88.6% 0.03 65.8)
-
Step 300
300
#DABA9D
oklch(80.9% 0.054 64.1)
-
Step 400
400
#C69667
oklch(70.8% 0.085 65.1)
-
Step 500
500
#B77A3B
oklch(63.1% 0.11 64.2)
-
Step 600
600 (this color)
#A36313
oklch(55.9% 0.119 64.8)
-
Step 700
700
#8B5100
oklch(49.2% 0.111 64.6)
-
Step 800
800
#714308
oklch(42.8% 0.092 65.1)
-
Step 900
900
#5B3912
oklch(37.7% 0.071 65.8)
-
Step 950
950
#36210C
oklch(27% 0.046 63.5)
#A36313 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) | #776900 | 0.081 |
| Deuteranopia (no green cones) | #877815 | 0.071 |
| Tritanopia (no blue cones) | #B35455 | 0.090 |
| Achromatopsia (no color) | #727272 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A36313
#A36313
oklch(55.9% 0.119 64.8)
- #297AB5
#297AB5
oklch(55.9% 0.119 244.7)
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 #A36313, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raw Umber #A75E09 ΔE 0.013
- Raw Sienna #9A6200 ΔE 0.019
- Orangey Brown #B16002 ΔE 0.025
- Umber #B26400 ΔE 0.028
- Sepia #985E2B ΔE 0.031
- Earth #A2653E ΔE 0.034
- Copper #B66325 ΔE 0.038
- Caramel #AF6F09 ΔE 0.040
Use #A36313 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.