#905339
Closest named color: Sienna (#A0522D). oklch(50.7% 0.09 43.4), rgb(144, 83, 57).
Aa
White text reads best on this color (6.03:1).
About this color
#905339 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 51%, its chroma 0.090 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.031 away. White text reads best on it, at 6.03:1.
| Hue family | Browns |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.48:1 |
| White text | 6.03:1 |
Values
| HEX | #905339 |
| RGB | rgb(144, 83, 57) |
| HSL | hsl(18, 43%, 39%) |
| OKLCH | oklch(50.7% 0.09 43.4) |
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 #905339 | 6.03:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #905339 | 3.48:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #905339 text on white | 6.03:1 | AA | Lc 79.9 | Fine for body text |
| #905339 text on black | 3.48:1 | AA large text | Lc -22.0 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E7E3
oklch(93.6% 0.013 41.2)
-
Step 200
200
#E8D4CD
oklch(88.4% 0.024 40.3)
-
Step 300
300
#DAB8AA
oklch(80.8% 0.044 43.6)
-
Step 400
400
#C7937E
oklch(70.8% 0.07 43)
-
Step 500
500
#B7775D
oklch(63% 0.089 42.8)
-
Step 600
600
#A25F43
oklch(55.5% 0.097 43.1)
-
Step 700
700 (this color)
#905339
oklch(50.7% 0.09 43.4)
-
Step 800
800
#71402C
oklch(42.6% 0.075 42.6)
-
Step 900
900
#5C3728
oklch(37.8% 0.059 42.7)
-
Step 950
950
#362017
oklch(26.9% 0.038 43)
#905339 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) | #635B37 | 0.082 |
| Deuteranopia (no green cones) | #726838 | 0.076 |
| Tritanopia (no blue cones) | #9D484D | 0.050 |
| Achromatopsia (no color) | #636363 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #905339
#905339
oklch(50.7% 0.09 43.4)
- #11708B
#11708B
oklch(50.7% 0.09 223.3)
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 #905339, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.031
- Cocoa #875F42 ΔE 0.032
- Warm Brown #964E02 ΔE 0.039
- Sepia #985E2B ΔE 0.041
- Saddle Brown #8B4513 ΔE 0.045
- Burnt Umber #A0450E ΔE 0.045
- Milk Chocolate #7F4E1E ΔE 0.046
- Medium Brown #7F5112 ΔE 0.052
Use #905339 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.