#51593D
Closest named color: Army Green (#4B5D16). oklch(44.9% 0.045 121.2), rgb(81, 89, 61).
Aa
White text reads best on this color (7.37:1).
About this color
#51593D is a dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.045 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Army Green (#4B5D16), ΔE 0.052 away. White text reads best on it, at 7.37:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Army Green (#4B5D16) |
| Black text | 2.84:1 |
| White text | 7.37:1 |
Values
| HEX | #51593D |
| RGB | rgb(81, 89, 61) |
| HSL | hsl(77, 19%, 29%) |
| OKLCH | oklch(44.9% 0.045 121.2) |
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 #51593D | 7.37:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #51593D | 2.84:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #51593D text on white | 7.37:1 | AAA | Lc 85.6 | Fine for body text |
| #51593D text on black | 2.84:1 | Fails | Lc -16.4 | 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 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
#BEC3B1
oklch(80.8% 0.025 119.6)
-
Step 400
400
#9CA588
oklch(70.7% 0.042 121.5)
-
Step 500
500
#848F6B
oklch(63.1% 0.053 121.7)
-
Step 600
600
#6E7952
oklch(55.6% 0.059 121.1)
-
Step 700
700
#5C6643
oklch(49.2% 0.054 121.4)
-
Step 800
800 (this color)
#51593D
oklch(44.9% 0.045 121.2)
-
Step 900
900
#3F4530
oklch(37.8% 0.035 121)
-
Step 950
950
#25281C
oklch(27% 0.022 119.3)
#51593D 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) | #5C563B | 0.018 |
| Deuteranopia (no green cones) | #5B563E | 0.018 |
| Tritanopia (no blue cones) | #535652 | 0.038 |
| Achromatopsia (no color) | #565656 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51593D
#51593D
oklch(44.9% 0.045 121.2)
- #594F6A
#594F6A
oklch(44.8% 0.045 301.5)
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 #51593D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Army Green #4B5D16 ΔE 0.052
- Pine #2B5D34 ΔE 0.053
- Olive Brown #645403 ΔE 0.054
- Camo Green #526525 ΔE 0.055
- Green Brown #544E03 ΔE 0.056
- Dark Green Blue #1F6357 ΔE 0.060
- Camouflage Green #4B6113 ΔE 0.061
- Mud Brown #60460F ΔE 0.063
Use #51593D 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.