#552F09
Closest named color: Chestnut (#742802). oklch(34.7% 0.074 60), rgb(85, 47, 9).
Aa
White text reads best on this color (11.68:1).
About this color
#552F09 is a dark, moderately saturated brown. In OKLCH its lightness is 35%, its chroma 0.074 and its hue 60°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.064 away. White text reads best on it, at 11.68:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.074) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.79:1 |
| White text | 11.68:1 |
Values
| HEX | #552F09 |
| RGB | rgb(85, 47, 9) |
| HSL | hsl(30, 81%, 18%) |
| OKLCH | oklch(34.7% 0.074 60) |
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 #552F09 | 11.68:1 | AAA | Lc -100.2 | Preferred for body text |
| Black text on #552F09 | 1.79:1 | Fails | Lc 7.3 | Not readable |
| #552F09 text on white | 11.68:1 | AAA | Lc 96.6 | Preferred for body text |
| #552F09 text on black | 1.79:1 | Fails | Lc 0.0 | 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
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E8DF
oklch(93.6% 0.016 64.7)
-
Step 200
200
#E9D5C5
oklch(88.5% 0.031 61.1)
-
Step 300
300
#DCB99D
oklch(80.9% 0.056 60.6)
-
Step 400
400
#CA9367
oklch(70.6% 0.089 59.3)
-
Step 500
500
#BB783C
oklch(63.2% 0.113 60.2)
-
Step 600
600
#A65F13
oklch(55.5% 0.123 60.2)
-
Step 700
700
#8E4E01
oklch(49% 0.114 60.3)
-
Step 800
800
#74400A
oklch(42.7% 0.095 59.4)
-
Step 900
900 (this color)
#552F09
oklch(34.7% 0.074 60)
-
Step 950
950
#37200D
oklch(26.9% 0.047 58.4)
#552F09 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) | #3B3304 | 0.054 |
| Deuteranopia (no green cones) | #443C09 | 0.049 |
| Tritanopia (no blue cones) | #5E2628 | 0.054 |
| Achromatopsia (no color) | #383838 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552F09
#552F09
oklch(34.7% 0.074 60)
- #083E5C
#083E5C
oklch(34.7% 0.074 239.8)
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 #552F09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.064
- Mud Brown #60460F ΔE 0.071
- Dark Olive #373E02 ΔE 0.072
- Reddy Brown #6E1005 ΔE 0.074
- Chocolate Brown #411900 ΔE 0.078
- Purple Brown #673A3F ΔE 0.081
- Pakistan Green #283618 ΔE 0.082
- Charcoal Grey #3C4142 ΔE 0.084
Use #552F09 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.