#555642
Closest named color: Olive Brown (#645403). oklch(44.6% 0.031 110), rgb(85, 86, 66).
Aa
White text reads best on this color (7.51:1).
About this color
#555642 is a dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.031 and its hue 110°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.061 away. White text reads best on it, at 7.51:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.79:1 |
| White text | 7.51:1 |
Values
| HEX | #555642 |
| RGB | rgb(85, 86, 66) |
| HSL | hsl(63, 13%, 30%) |
| OKLCH | oklch(44.6% 0.031 110) |
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 #555642 | 7.51:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #555642 | 2.79:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #555642 text on white | 7.51:1 | AAA | Lc 86.1 | Fine for body text |
| #555642 text on black | 2.79:1 | Fails | Lc -15.9 | 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
#F5F5F4
oklch(97% 0.001 106.4)
-
Step 100
100
#EAEAE6
oklch(93.6% 0.005 106.5)
-
Step 200
200
#D9DAD2
oklch(88.5% 0.011 112.4)
-
Step 300
300
#C1C2B5
oklch(81% 0.018 110.4)
-
Step 400
400
#A1A28E
oklch(70.6% 0.028 109.4)
-
Step 500
500
#8A8C72
oklch(63.1% 0.038 111)
-
Step 600
600
#74765A
oklch(55.6% 0.041 111.1)
-
Step 700
700
#62634A
oklch(49.2% 0.038 109.6)
-
Step 800
800 (this color)
#555642
oklch(44.6% 0.031 110)
-
Step 900
900
#424334
oklch(37.7% 0.025 110.7)
-
Step 950
950
#27271F
oklch(27% 0.014 107.3)
#555642 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) | #595441 | 0.008 |
| Deuteranopia (no green cones) | #595543 | 0.007 |
| Tritanopia (no blue cones) | #585351 | 0.029 |
| Achromatopsia (no color) | #555555 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #555642
#555642
oklch(44.6% 0.031 110)
- #545265
#545265
oklch(44.8% 0.031 289.9)
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 #555642, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.061
- Mud Brown #60460F ΔE 0.062
- Green Brown #544E03 ΔE 0.063
- Dark Slate Gray #2F4F4F ΔE 0.064
- Pine #2B5D34 ΔE 0.066
- Dark Green Blue #1F6357 ΔE 0.066
- Army Green #4B5D16 ΔE 0.067
- Camo Green #526525 ΔE 0.069
Use #555642 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.