#545B1B
Closest named color: Army Green (#4B5D16). oklch(45.1% 0.086 115.3), rgb(84, 91, 27).
Aa
White text reads best on this color (7.26:1).
About this color
#545B1B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.086 and its hue 115°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.016 away. White text reads best on it, at 7.26:1.
| Hue family | Browns |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.086) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.88:1 |
| White text | 7.26:1 |
Values
| HEX | #545B1B |
| RGB | rgb(84, 91, 27) |
| HSL | hsl(67, 54%, 23%) |
| OKLCH | oklch(45.1% 0.086 115.3) |
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 #545B1B | 7.26:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #545B1B | 2.88:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #545B1B text on white | 7.26:1 | AAA | Lc 85.2 | Fine for body text |
| #545B1B text on black | 2.88:1 | Fails | Lc -16.8 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBE0
oklch(93.6% 0.015 115)
-
Step 200
200
#D8DCC7
oklch(88.6% 0.029 115.7)
-
Step 300
300
#BFC5A0
oklch(80.9% 0.051 115)
-
Step 400
400
#9EA76C
oklch(70.7% 0.081 115.6)
-
Step 500
500
#879143
oklch(63.1% 0.103 115.5)
-
Step 600
600
#717B20
oklch(55.7% 0.113 115.6)
-
Step 700
700
#5F6711
oklch(49.1% 0.104 115.1)
-
Step 800
800 (this color)
#545B1B
oklch(45.1% 0.086 115.3)
-
Step 900
900
#404618
oklch(37.8% 0.067 116)
-
Step 950
950
#26290F
oklch(27.1% 0.043 114.7)
#545B1B 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) | #625612 | 0.025 |
| Deuteranopia (no green cones) | #61571F | 0.025 |
| Tritanopia (no blue cones) | #5A564E | 0.075 |
| Achromatopsia (no color) | #575757 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #545B1B
#545B1B
oklch(45.1% 0.086 115.3)
- #594B80
#594B80
oklch(45.1% 0.086 294.9)
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 #545B1B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.016
- Camouflage Green #4B6113 ΔE 0.025
- Camo Green #526525 ΔE 0.029
- Olive Brown #645403 ΔE 0.030
- Green Brown #544E03 ΔE 0.038
- Greeny Brown #696006 ΔE 0.039
- Mud Green #606602 ΔE 0.044
- Dark Olive Green #556B2F ΔE 0.048
Use #545B1B 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.