#515B11
Closest named color: Army Green (#4B5D16). oklch(44.8% 0.095 117.3), rgb(81, 91, 17).
Aa
White text reads best on this color (7.35:1).
About this color
#515B11 is a dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.095 and its hue 117°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.010 away. White text reads best on it, at 7.35:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.85:1 |
| White text | 7.35:1 |
Values
| HEX | #515B11 |
| RGB | rgb(81, 91, 17) |
| HSL | hsl(68, 69%, 21%) |
| OKLCH | oklch(44.8% 0.095 117.3) |
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 #515B11 | 7.35:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #515B11 | 2.85:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #515B11 text on white | 7.35:1 | AAA | Lc 85.5 | Fine for body text |
| #515B11 text on black | 2.85:1 | Fails | Lc -16.6 | 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
#D7DCC6
oklch(88.5% 0.03 117.4)
-
Step 300
300
#BDC69E
oklch(80.9% 0.055 117.9)
-
Step 400
400
#9CA867
oklch(70.7% 0.089 117.3)
-
Step 500
500
#84923B
oklch(63% 0.113 117.4)
-
Step 600
600
#6E7C10
oklch(55.6% 0.123 117.5)
-
Step 700
700
#5C6800
oklch(49% 0.113 117.4)
-
Step 800
800 (this color)
#515B11
oklch(44.8% 0.095 117.3)
-
Step 900
900
#3F4612
oklch(37.6% 0.073 116.6)
-
Step 950
950
#25290D
oklch(26.9% 0.046 116.3)
#515B11 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) | #625602 | 0.029 |
| Deuteranopia (no green cones) | #615618 | 0.031 |
| Tritanopia (no blue cones) | #57554D | 0.083 |
| Achromatopsia (no color) | #565656 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #515B11
#515B11
oklch(44.8% 0.095 117.3)
- #5B4882
#5B4882
oklch(44.8% 0.094 297.6)
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 #515B11, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.010
- Camouflage Green #4B6113 ΔE 0.019
- Camo Green #526525 ΔE 0.031
- Olive Brown #645403 ΔE 0.034
- Green Brown #544E03 ΔE 0.038
- Greeny Brown #696006 ΔE 0.043
- Mud Green #606602 ΔE 0.044
- Navy Green #35530A ΔE 0.050
Use #515B11 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.