#51611B
Closest named color: Camouflage Green (#4B6113). oklch(46.4% 0.096 121.4), rgb(81, 97, 27).
Aa
White text reads best on this color (6.82:1).
About this color
#51611B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 46%, its chroma 0.096 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Camouflage Green (#4B6113), ΔE 0.012 away. White text reads best on it, at 6.82:1.
| Hue family | Browns |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Camouflage Green (#4B6113) |
| Black text | 3.07:1 |
| White text | 6.82:1 |
Values
| HEX | #51611B |
| RGB | rgb(81, 97, 27) |
| HSL | hsl(74, 56%, 24%) |
| OKLCH | oklch(46.4% 0.096 121.4) |
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 #51611B | 6.82:1 | AA | Lc -88.5 | Fine for body text |
| Black text on #51611B | 3.07:1 | AA large text | Lc 20.6 | Dividers and decoration only |
| #51611B text on white | 6.82:1 | AA | Lc 83.5 | Fine for body text |
| #51611B text on black | 3.07:1 | AA large text | Lc -18.5 | 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 700.
-
Step 50
50
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#E8EBE2
oklch(93.5% 0.012 121.7)
-
Step 200
200
#D6DCCA
oklch(88.5% 0.025 122)
-
Step 300
300
#BCC6A5
oklch(81% 0.046 121.1)
-
Step 400
400
#99A874
oklch(70.7% 0.074 121.4)
-
Step 500
500
#80924F
oklch(63% 0.094 121.5)
-
Step 600
600
#6A7C31
oklch(55.5% 0.103 121.2)
-
Step 700
700 (this color)
#51611B
oklch(46.4% 0.096 121.4)
-
Step 800
800
#48551F
oklch(42.5% 0.079 121.2)
-
Step 900
900
#3C471F
oklch(37.8% 0.063 122.2)
-
Step 950
950
#232913
oklch(26.8% 0.038 121.5)
#51611B 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) | #675B11 | 0.036 |
| Deuteranopia (no green cones) | #655B20 | 0.037 |
| Tritanopia (no blue cones) | #565C53 | 0.080 |
| Achromatopsia (no color) | #5B5B5B | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51611B
#51611B
oklch(46.4% 0.096 121.4)
- #634B86
#634B86
oklch(46.4% 0.096 301.5)
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 #51611B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Camouflage Green #4B6113 ΔE 0.012
- Camo Green #526525 ΔE 0.013
- Army Green #4B5D16 ΔE 0.016
- Mud Green #606602 ΔE 0.031
- Dark Olive Green #556B2F ΔE 0.033
- Greeny Brown #696006 ΔE 0.036
- Olive Brown #645403 ΔE 0.044
- Dark Moss Green #606C38 ΔE 0.048
Use #51611B 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.