#553B1A
Closest named color: Mud Brown (#60460F). oklch(37.4% 0.06 70.6), rgb(85, 59, 26).
Aa
White text reads best on this color (10.36:1).
About this color
#553B1A is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.060 and its hue 71°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.043 away. White text reads best on it, at 10.36:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.02:1 |
| White text | 10.36:1 |
Values
| HEX | #553B1A |
| RGB | rgb(85, 59, 26) |
| HSL | hsl(34, 53%, 22%) |
| OKLCH | oklch(37.4% 0.06 70.6) |
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 #553B1A | 10.36:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #553B1A | 2.02:1 | Fails | Lc 10.0 | Not readable |
| #553B1A text on white | 10.36:1 | AAA | Lc 93.9 | Preferred for body text |
| #553B1A text on black | 2.02:1 | Fails | Lc -8.6 | 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 900.
-
Step 50
50
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#F0E9E1
oklch(93.7% 0.013 71.3)
-
Step 200
200
#E4D7C8
oklch(88.6% 0.025 71.4)
-
Step 300
300
#D4BCA2
oklch(80.9% 0.045 69.4)
-
Step 400
400
#BE996F
oklch(70.7% 0.072 69.8)
-
Step 500
500
#AD7F48
oklch(63% 0.092 69.8)
-
Step 600
600
#986828
oklch(55.6% 0.1 70.5)
-
Step 700
700
#82561A
oklch(49.1% 0.094 70)
-
Step 800
800
#694718
oklch(42.7% 0.077 71.4)
-
Step 900
900 (this color)
#553B1A
oklch(37.4% 0.06 70.6)
-
Step 950
950
#322311
oklch(26.9% 0.037 70.2)
#553B1A 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) | #443C17 | 0.033 |
| Deuteranopia (no green cones) | #4A431B | 0.030 |
| Tritanopia (no blue cones) | #5D3534 | 0.049 |
| Achromatopsia (no color) | #404040 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #553B1A
#553B1A
oklch(37.4% 0.06 70.6)
- #274360
#274360
oklch(37.5% 0.061 250.5)
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 #553B1A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.043
- Dark Olive #373E02 ΔE 0.063
- Green Brown #544E03 ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.066
- Purple Brown #673A3F ΔE 0.067
- Chestnut #742802 ΔE 0.070
- Onyx #343A40 ΔE 0.079
- Pakistan Green #283618 ΔE 0.084
Use #553B1A 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.