#554F3B
Closest named color: Mud Brown (#60460F). oklch(42.8% 0.032 93.4), rgb(85, 79, 59).
Aa
White text reads best on this color (8.17:1).
About this color
#554F3B is a dark, muted brown. In OKLCH its lightness is 43%, its chroma 0.032 and its hue 93°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.049 away. White text reads best on it, at 8.17:1.
| Hue family | Browns |
| Lightness | dark (43%) |
| Chroma | muted (0.032) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.56:1 |
| White text | 8.17:1 |
Values
| HEX | #554F3B |
| RGB | rgb(85, 79, 59) |
| HSL | hsl(46, 18%, 28%) |
| OKLCH | oklch(42.8% 0.032 93.4) |
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 #554F3B | 8.17:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #554F3B | 2.56:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #554F3B text on white | 8.17:1 | AAA | Lc 88.3 | Fine for body text |
| #554F3B text on black | 2.56:1 | Fails | Lc -13.9 | Not readable |
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 800.
-
Step 50
50
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EBEAE6
oklch(93.7% 0.005 95.1)
-
Step 200
200
#DBD9D1
oklch(88.5% 0.011 95.2)
-
Step 300
300
#C4C1B3
oklch(80.9% 0.02 96.9)
-
Step 400
400
#A7A18C
oklch(70.8% 0.03 93.9)
-
Step 500
500
#91896F
oklch(63% 0.038 93)
-
Step 600
600
#7B7357
oklch(55.5% 0.042 94)
-
Step 700
700
#686147
oklch(49.2% 0.04 94.8)
-
Step 800
800 (this color)
#554F3B
oklch(42.8% 0.032 93.4)
-
Step 900
900
#464132
oklch(37.6% 0.025 91.8)
-
Step 950
950
#29261E
oklch(26.9% 0.015 89.9)
#554F3B 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) | #534E3A | 0.005 |
| Deuteranopia (no green cones) | #55503C | 0.003 |
| Tritanopia (no blue cones) | #594C4A | 0.030 |
| Achromatopsia (no color) | #4F4F4F | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554F3B
#554F3B
oklch(42.8% 0.032 93.4)
- #494E61
#494E61
oklch(42.7% 0.032 273.4)
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 #554F3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.049
- Green Brown #544E03 ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.060
- Olive Brown #645403 ΔE 0.062
- Charcoal Grey #3C4142 ΔE 0.067
- Purple Brown #673A3F ΔE 0.070
- Pine #2B5D34 ΔE 0.072
- Army Green #4B5D16 ΔE 0.074
Use #554F3B 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.