#51651B
Closest named color: Camo Green (#526525). oklch(47.5% 0.101 123.4), rgb(81, 101, 27).
Aa
White text reads best on this color (6.50:1).
About this color
#51651B is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 47%, its chroma 0.101 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Camo Green (#526525), ΔE 0.009 away. White text reads best on it, at 6.50:1.
| Hue family | Yellows |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Camo Green (#526525) |
| Black text | 3.22:1 |
| White text | 6.50:1 |
Values
| HEX | #51651B |
| RGB | rgb(81, 101, 27) |
| HSL | hsl(76, 58%, 25%) |
| OKLCH | oklch(47.5% 0.101 123.4) |
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 #51651B | 6.50:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #51651B | 3.22:1 | AA large text | Lc 21.9 | Dividers and decoration only |
| #51651B text on white | 6.50:1 | AA | Lc 82.2 | Fine for body text |
| #51651B text on black | 3.22:1 | AA large text | Lc -19.7 | 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 700.
-
Step 50
50
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE1
oklch(93.7% 0.015 123)
-
Step 200
200
#D5DCC9
oklch(88.4% 0.027 123.5)
-
Step 300
300
#BAC6A4
oklch(80.8% 0.048 123.3)
-
Step 400
400
#97A972
oklch(70.7% 0.079 123.1)
-
Step 500
500
#7D944C
oklch(63.2% 0.102 123.8)
-
Step 600
600
#677D2E
oklch(55.5% 0.108 123.1)
-
Step 700
700 (this color)
#51651B
oklch(47.5% 0.101 123.4)
-
Step 800
800
#46561D
oklch(42.6% 0.083 123.2)
-
Step 900
900
#3B471E
oklch(37.7% 0.064 123)
-
Step 950
950
#222A12
oklch(27% 0.042 124.3)
#51651B 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) | #6B5E0F | 0.042 |
| Deuteranopia (no green cones) | #685E21 | 0.042 |
| Tritanopia (no blue cones) | #556056 | 0.083 |
| Achromatopsia (no color) | #5E5E5E | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51651B
#51651B
oklch(47.5% 0.101 123.4)
- #684C8A
#684C8A
oklch(47.4% 0.101 303.6)
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 #51651B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Camo Green #526525 ΔE 0.009
- Camouflage Green #4B6113 ΔE 0.016
- Mud Green #606602 ΔE 0.024
- Dark Olive Green #556B2F ΔE 0.024
- Army Green #4B5D16 ΔE 0.027
- Greeny Brown #696006 ΔE 0.037
- Dark Moss Green #606C38 ΔE 0.042
- Browny Green #6F6C0A ΔE 0.052
Use #51651B 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.