#99571B
Closest named color: Sepia (#985E2B). oklch(52.4% 0.112 57.8), rgb(153, 87, 27).
Aa
White text reads best on this color (5.62:1).
About this color
#99571B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 52%, its chroma 0.112 and its hue 58°. Its hue sits on the warm side of the wheel. The nearest named color is Sepia (#985E2B), ΔE 0.018 away. White text reads best on it, at 5.62:1.
| Hue family | Browns |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Sepia (#985E2B) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #99571B |
| RGB | rgb(153, 87, 27) |
| HSL | hsl(29, 70%, 35%) |
| OKLCH | oklch(52.4% 0.112 57.8) |
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 #99571B | 5.62:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #99571B | 3.73:1 | AA large text | Lc 26.3 | Dividers and decoration only |
| #99571B text on white | 5.62:1 | AA | Lc 77.8 | Fine for body text |
| #99571B text on black | 3.73:1 | AA large text | Lc -24.0 | 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 600.
-
Step 50
50
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E8E1
oklch(93.7% 0.014 57.6)
-
Step 200
200
#E8D5C7
oklch(88.5% 0.028 58.8)
-
Step 300
300
#DAB9A1
oklch(80.8% 0.05 58)
-
Step 400
400
#C7946E
oklch(70.6% 0.081 57.7)
-
Step 500
500
#B87947
oklch(63.1% 0.103 57.9)
-
Step 600
600 (this color)
#99571B
oklch(52.4% 0.112 57.8)
-
Step 700
700
#8C4F19
oklch(49.1% 0.105 57.3)
-
Step 800
800
#724118
oklch(42.7% 0.087 56.9)
-
Step 900
900
#5C381A
oklch(37.8% 0.067 58.4)
-
Step 950
950
#362110
oklch(27% 0.043 58.6)
#99571B 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) | #6B5E11 | 0.086 |
| Deuteranopia (no green cones) | #7B6D1B | 0.076 |
| Tritanopia (no blue cones) | #A8484B | 0.078 |
| Achromatopsia (no color) | #676767 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99571B
#99571B
oklch(52.4% 0.112 57.8)
- #0C72A2
#0C72A2
oklch(52.4% 0.112 237.4)
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 #99571B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sepia #985E2B ΔE 0.018
- Warm Brown #964E02 ΔE 0.023
- Sienna #A0522D ΔE 0.026
- Raw Sienna #9A6200 ΔE 0.034
- Raw Umber #A75E09 ΔE 0.035
- Cinnamon #AC4F06 ΔE 0.037
- Burnt Umber #A0450E ΔE 0.040
- Cocoa #875F42 ΔE 0.045
Use #99571B 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.