#515B3E
Closest named color: Army Green (#4B5D16). oklch(45.4% 0.047 123.7), rgb(81, 91, 62).
Aa
White text reads best on this color (7.20:1).
About this color
#515B3E is a medium-dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.047 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.051 away. White text reads best on it, at 7.20:1.
| Hue family | Browns |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.047) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.91:1 |
| White text | 7.20:1 |
Values
| HEX | #515B3E |
| RGB | rgb(81, 91, 62) |
| HSL | hsl(81, 19%, 30%) |
| OKLCH | oklch(45.4% 0.047 123.7) |
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 #515B3E | 7.20:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #515B3E | 2.91:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #515B3E text on white | 7.20:1 | AAA | Lc 85.0 | Fine for body text |
| #515B3E text on black | 2.91:1 | Fails | Lc -17.0 | 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EBE5
oklch(93.7% 0.008 121.6)
-
Step 200
200
#D7DBD0
oklch(88.5% 0.015 123.1)
-
Step 300
300
#BDC4B1
oklch(81% 0.027 123.5)
-
Step 400
400
#9BA688
oklch(70.8% 0.044 123.9)
-
Step 500
500
#82906A
oklch(63.2% 0.057 124.4)
-
Step 600
600
#6C7A52
oklch(55.7% 0.061 124)
-
Step 700
700
#5A6642
oklch(49% 0.056 123.4)
-
Step 800
800 (this color)
#515B3E
oklch(45.4% 0.047 123.7)
-
Step 900
900
#3E4530
oklch(37.8% 0.035 123.1)
-
Step 950
950
#24281C
oklch(26.9% 0.022 122.9)
#515B3E 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) | #5E583C | 0.021 |
| Deuteranopia (no green cones) | #5D573F | 0.022 |
| Tritanopia (no blue cones) | #535853 | 0.037 |
| Achromatopsia (no color) | #575757 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #515B3E
#515B3E
oklch(45.4% 0.047 123.7)
- #5C506C
#5C506C
oklch(45.4% 0.047 304.1)
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 #515B3E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.051
- Camo Green #526525 ΔE 0.051
- Pine #2B5D34 ΔE 0.052
- Olive Brown #645403 ΔE 0.054
- Camouflage Green #4B6113 ΔE 0.058
- Dark Green Blue #1F6357 ΔE 0.058
- Green Brown #544E03 ΔE 0.059
- Dark Olive Green #556B2F ΔE 0.060
Use #515B3E 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.