#515944
Closest named color: Dark Green Blue (#1F6357). oklch(45.1% 0.035 124.7), rgb(81, 89, 68).
Aa
White text reads best on this color (7.33:1).
About this color
#515944 is a medium-dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.035 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.057 away. White text reads best on it, at 7.33:1.
| Hue family | Browns |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.86:1 |
| White text | 7.33:1 |
Values
| HEX | #515944 |
| RGB | rgb(81, 89, 68) |
| HSL | hsl(83, 13%, 31%) |
| OKLCH | oklch(45.1% 0.035 124.7) |
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 #515944 | 7.33:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #515944 | 2.86:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #515944 text on white | 7.33:1 | AAA | Lc 85.5 | Fine for body text |
| #515944 text on black | 2.86:1 | Fails | Lc -16.5 | 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 800.
-
Step 50
50
#F5F6F4
oklch(97.2% 0.003 128.5)
-
Step 100
100
#E9EAE6
oklch(93.5% 0.005 117.9)
-
Step 200
200
#D7DAD3
oklch(88.4% 0.01 125.7)
-
Step 300
300
#BDC3B5
oklch(80.9% 0.02 125.9)
-
Step 400
400
#9CA48F
oklch(70.6% 0.031 124.2)
-
Step 500
500
#848E73
oklch(63.1% 0.041 124.1)
-
Step 600
600
#6D785B
oklch(55.5% 0.045 124.7)
-
Step 700
700
#5B654B
oklch(49.1% 0.042 125)
-
Step 800
800 (this color)
#515944
oklch(45.1% 0.035 124.7)
-
Step 900
900
#3E4435
oklch(37.6% 0.026 125.4)
-
Step 950
950
#24281F
oklch(27% 0.017 127.1)
#515944 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) | #5C5643 | 0.019 |
| Deuteranopia (no green cones) | #5A5645 | 0.017 |
| Tritanopia (no blue cones) | #525753 | 0.027 |
| Achromatopsia (no color) | #565656 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #515944
#515944
oklch(45.1% 0.035 124.7)
- #5A5165
#5A5165
oklch(45.1% 0.034 305.5)
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 #515944, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.057
- Pine #2B5D34 ΔE 0.059
- Army Green #4B5D16 ΔE 0.062
- Olive Brown #645403 ΔE 0.063
- Camo Green #526525 ΔE 0.063
- Dark Slate Gray #2F4F4F ΔE 0.064
- Green Brown #544E03 ΔE 0.065
- Mud Brown #60460F ΔE 0.069
Use #515944 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.