#515B28
Closest named color: Army Green (#4B5D16). oklch(45% 0.075 118.7), rgb(81, 91, 40).
Aa
White text reads best on this color (7.29:1).
About this color
#515B28 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.075 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.023 away. White text reads best on it, at 7.29:1.
| Hue family | Browns |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.87:1 |
| White text | 7.29:1 |
Values
| HEX | #515B28 |
| RGB | rgb(81, 91, 40) |
| HSL | hsl(72, 39%, 26%) |
| OKLCH | oklch(45% 0.075 118.7) |
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 #515B28 | 7.29:1 | AAA | Lc -90.2 | Preferred for body text |
| Black text on #515B28 | 2.87:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #515B28 text on white | 7.29:1 | AAA | Lc 85.3 | Fine for body text |
| #515B28 text on black | 2.87:1 | Fails | Lc -16.7 | 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
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#E9EBE2
oklch(93.6% 0.012 116.8)
-
Step 200
200
#D7DCCA
oklch(88.6% 0.025 119.5)
-
Step 300
300
#BDC5A6
oklch(80.9% 0.043 119.1)
-
Step 400
400
#9CA775
oklch(70.7% 0.07 118.3)
-
Step 500
500
#849151
oklch(63.1% 0.089 118.4)
-
Step 600
600
#6E7B34
oklch(55.6% 0.097 118.3)
-
Step 700
700
#5C6827
oklch(49.2% 0.09 118.6)
-
Step 800
800 (this color)
#515B28
oklch(45% 0.075 118.7)
-
Step 900
900
#3E4621
oklch(37.7% 0.058 119.3)
-
Step 950
950
#242914
oklch(27% 0.037 119.9)
#515B28 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) | #615623 | 0.028 |
| Deuteranopia (no green cones) | #5F572B | 0.026 |
| Tritanopia (no blue cones) | #55564F | 0.064 |
| Achromatopsia (no color) | #565656 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #515B28
#515B28
oklch(45% 0.075 118.7)
- #5B4C79
#5B4C79
oklch(45.1% 0.074 298.7)
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 #515B28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.023
- Camouflage Green #4B6113 ΔE 0.032
- Camo Green #526525 ΔE 0.032
- Olive Brown #645403 ΔE 0.036
- Green Brown #544E03 ΔE 0.041
- Pine #2B5D34 ΔE 0.046
- Greeny Brown #696006 ΔE 0.047
- Dark Olive Green #556B2F ΔE 0.049
Use #515B28 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.