#515B23
Closest named color: Army Green (#4B5D16). oklch(44.9% 0.08 118.2), rgb(81, 91, 35).
Aa
White text reads best on this color (7.31:1).
About this color
#515B23 is a dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.080 and its hue 118°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.018 away. White text reads best on it, at 7.31:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.87:1 |
| White text | 7.31:1 |
Values
| HEX | #515B23 |
| RGB | rgb(81, 91, 35) |
| HSL | hsl(71, 44%, 25%) |
| OKLCH | oklch(44.9% 0.08 118.2) |
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 #515B23 | 7.31:1 | AAA | Lc -90.2 | Preferred for body text |
| Black text on #515B23 | 2.87:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #515B23 text on white | 7.31:1 | AAA | Lc 85.4 | Fine for body text |
| #515B23 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBE1
oklch(93.6% 0.013 115.8)
-
Step 200
200
#D7DCC9
oklch(88.5% 0.026 118.9)
-
Step 300
300
#BDC5A3
oklch(80.8% 0.047 118.2)
-
Step 400
400
#9CA772
oklch(70.6% 0.074 117.9)
-
Step 500
500
#84914C
oklch(63% 0.095 118)
-
Step 600
600
#6E7B2D
oklch(55.5% 0.104 117.9)
-
Step 700
700
#5C6820
oklch(49.2% 0.096 118.2)
-
Step 800
800 (this color)
#515B23
oklch(44.9% 0.08 118.2)
-
Step 900
900
#3E461D
oklch(37.6% 0.063 118.7)
-
Step 950
950
#252912
oklch(27% 0.039 117.2)
#515B23 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) | #61561D | 0.027 |
| Deuteranopia (no green cones) | #605726 | 0.027 |
| Tritanopia (no blue cones) | #56564F | 0.069 |
| Achromatopsia (no color) | #565656 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #515B23
#515B23
oklch(44.9% 0.08 118.2)
- #5B4B7C
#5B4B7C
oklch(45% 0.08 298.1)
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 #515B23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.018
- Camouflage Green #4B6113 ΔE 0.028
- Camo Green #526525 ΔE 0.031
- Olive Brown #645403 ΔE 0.035
- Green Brown #544E03 ΔE 0.039
- Greeny Brown #696006 ΔE 0.045
- Pine #2B5D34 ΔE 0.046
- Dark Olive Green #556B2F ΔE 0.049
Use #515B23 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.