#55570A
Closest named color: Army Green (#4B5D16). oklch(44.1% 0.092 111.2), rgb(85, 87, 10).
Aa
White text reads best on this color (7.62:1).
About this color
#55570A is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.092 and its hue 111°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.021 away. White text reads best on it, at 7.62:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.75:1 |
| White text | 7.62:1 |
Values
| HEX | #55570A |
| RGB | rgb(85, 87, 10) |
| HSL | hsl(62, 79%, 19%) |
| OKLCH | oklch(44.1% 0.092 111.2) |
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 #55570A | 7.62:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #55570A | 2.75:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #55570A text on white | 7.62:1 | AAA | Lc 86.4 | Fine for body text |
| #55570A text on black | 2.75:1 | Fails | Lc -15.7 | 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 800.
-
Step 50
50
#F5F6F0
oklch(97.1% 0.008 114.2)
-
Step 100
100
#EAEBDF
oklch(93.6% 0.016 110.6)
-
Step 200
200
#D9DBC5
oklch(88.4% 0.03 111.2)
-
Step 300
300
#C1C49D
oklch(80.8% 0.053 111.1)
-
Step 400
400
#A2A666
oklch(70.7% 0.086 111.5)
-
Step 500
500
#8C9038
oklch(63.2% 0.111 111.6)
-
Step 600
600
#777908
oklch(55.6% 0.12 110.9)
-
Step 700
700
#646600
oklch(49.2% 0.108 111.1)
-
Step 800
800 (this color)
#55570A
oklch(44.1% 0.092 111.2)
-
Step 900
900
#434510
oklch(37.7% 0.072 111.5)
-
Step 950
950
#27280C
oklch(26.8% 0.045 110.9)
#55570A 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) | #5F5300 | 0.019 |
| Deuteranopia (no green cones) | #5F5412 | 0.021 |
| Tritanopia (no blue cones) | #5C5149 | 0.082 |
| Achromatopsia (no color) | #545454 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55570A
#55570A
oklch(44.1% 0.092 111.2)
- #544881
#544881
oklch(44% 0.092 291.8)
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 #55570A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.021
- Olive Brown #645403 ΔE 0.026
- Green Brown #544E03 ΔE 0.027
- Camouflage Green #4B6113 ΔE 0.031
- Camo Green #526525 ΔE 0.041
- Greeny Brown #696006 ΔE 0.045
- Navy Green #35530A ΔE 0.050
- Mud Green #606602 ΔE 0.051
Use #55570A 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.