#99633A
Closest named color: Sepia (#985E2B). oklch(54.9% 0.09 56.7), rgb(153, 99, 58).
Aa
White text reads best on this color (4.99:1).
About this color
#99633A is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.090 and its hue 57°. Its hue sits on the warm side of the wheel. The nearest named color is Sepia (#985E2B), ΔE 0.017 away. White text reads best on it, at 4.99:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Sepia (#985E2B) |
| Black text | 4.20:1 |
| White text | 4.99:1 |
Values
| HEX | #99633A |
| RGB | rgb(153, 99, 58) |
| HSL | hsl(26, 45%, 41%) |
| OKLCH | oklch(54.9% 0.09 56.7) |
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 #99633A | 4.99:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #99633A | 4.20:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #99633A text on white | 4.99:1 | AA | Lc 74.4 | Content text, not long reading |
| #99633A text on black | 4.20:1 | AA large text | Lc -27.3 | 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#F0E8E2
oklch(93.6% 0.012 59.6)
-
Step 200
200
#E5D6CB
oklch(88.5% 0.022 58.8)
-
Step 300
300
#D6BBA8
oklch(81% 0.041 57.2)
-
Step 400
400
#C09779
oklch(70.7% 0.065 57.7)
-
Step 500
500
#B07C57
oklch(63% 0.083 56)
-
Step 600
600 (this color)
#99633A
oklch(54.9% 0.09 56.7)
-
Step 700
700
#84542E
oklch(49.1% 0.083 57.6)
-
Step 800
800
#6C4527
oklch(42.8% 0.069 57.1)
-
Step 900
900
#573A24
oklch(37.7% 0.054 57.4)
-
Step 950
950
#332216
oklch(26.9% 0.033 56)
#99633A 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) | #736836 | 0.067 |
| Deuteranopia (no green cones) | #80743A | 0.061 |
| Tritanopia (no blue cones) | #A65859 | 0.062 |
| Achromatopsia (no color) | #6F6F6F | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99633A
#99633A
oklch(54.9% 0.09 56.7)
- #36799F
#36799F
oklch(55% 0.09 236.5)
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 #99633A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sepia #985E2B ΔE 0.017
- Earth #A2653E ΔE 0.018
- Dirt #8A6E45 ΔE 0.035
- Cocoa #875F42 ΔE 0.037
- Raw Sienna #9A6200 ΔE 0.038
- Raw Umber #A75E09 ΔE 0.038
- Dull Brown #876E4B ΔE 0.039
- Dirt Brown #836539 ΔE 0.039
Use #99633A 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.