#51640D
Closest named color: Camouflage Green (#4B6113). oklch(47.1% 0.108 122.1), rgb(81, 100, 13).
Aa
White text reads best on this color (6.60:1).
About this color
#51640D is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 47%, its chroma 0.108 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Camouflage Green (#4B6113), ΔE 0.014 away. White text reads best on it, at 6.60:1.
| Hue family | Yellows |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Camouflage Green (#4B6113) |
| Black text | 3.17:1 |
| White text | 6.60:1 |
Values
| HEX | #51640D |
| RGB | rgb(81, 100, 13) |
| HSL | hsl(73, 77%, 22%) |
| OKLCH | oklch(47.1% 0.108 122.1) |
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 #51640D | 6.60:1 | AA | Lc -87.6 | Fine for body text |
| Black text on #51640D | 3.17:1 | AA large text | Lc 21.5 | Dividers and decoration only |
| #51640D text on white | 6.60:1 | AA | Lc 82.5 | Fine for body text |
| #51640D text on black | 3.17:1 | AA large text | Lc -19.4 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE1
oklch(93.7% 0.015 123)
-
Step 200
200
#D6DDC8
oklch(88.6% 0.029 122)
-
Step 300
300
#BAC7A1
oklch(81% 0.054 122.9)
-
Step 400
400
#97A96E
oklch(70.6% 0.083 122.3)
-
Step 500
500
#7E9446
oklch(63.2% 0.107 122.5)
-
Step 600
600
#687E24
oklch(55.7% 0.117 122.2)
-
Step 700
700 (this color)
#51640D
oklch(47.1% 0.108 122.1)
-
Step 800
800
#475616
oklch(42.6% 0.089 121.7)
-
Step 900
900
#3B4719
oklch(37.6% 0.07 122.1)
-
Step 950
950
#232A10
oklch(27.1% 0.044 121.8)
#51640D 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) | #6B5D00 | 0.043 |
| Deuteranopia (no green cones) | #685D17 | 0.043 |
| Tritanopia (no blue cones) | #565E54 | 0.091 |
| Achromatopsia (no color) | #5D5D5D | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51640D
#51640D
oklch(47.1% 0.108 122.1)
- #674A8D
#674A8D
oklch(47% 0.109 302.4)
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 #51640D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Camouflage Green #4B6113 ΔE 0.014
- Camo Green #526525 ΔE 0.017
- Mud Green #606602 ΔE 0.024
- Army Green #4B5D16 ΔE 0.026
- Dark Olive Green #556B2F ΔE 0.032
- Greeny Brown #696006 ΔE 0.038
- Dark Moss Green #606C38 ΔE 0.049
- Olive Brown #645403 ΔE 0.053
Use #51640D 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.