#51552A
Closest named color: Green Brown (#544E03). oklch(43.5% 0.064 113.4), rgb(81, 85, 42).
Aa
White text reads best on this color (7.82:1).
About this color
#51552A is a dark, muted brown. In OKLCH its lightness is 44%, its chroma 0.064 and its hue 113°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green Brown (#544E03), ΔE 0.032 away. White text reads best on it, at 7.82:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Green Brown (#544E03) |
| Black text | 2.68:1 |
| White text | 7.82:1 |
Values
| HEX | #51552A |
| RGB | rgb(81, 85, 42) |
| HSL | hsl(66, 34%, 25%) |
| OKLCH | oklch(43.5% 0.064 113.4) |
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 #51552A | 7.82:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #51552A | 2.68:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #51552A text on white | 7.82:1 | AAA | Lc 87.1 | Fine for body text |
| #51552A text on black | 2.68:1 | Fails | Lc -15.0 | Not readable |
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
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#EAEBE3
oklch(93.7% 0.011 112.4)
-
Step 200
200
#D9DBCC
oklch(88.6% 0.02 113)
-
Step 300
300
#C0C4A9
oklch(81% 0.037 114.1)
-
Step 400
400
#A0A57A
oklch(70.7% 0.06 113.3)
-
Step 500
500
#898F58
oklch(63.2% 0.076 113.7)
-
Step 600
600
#73793D
oklch(55.7% 0.083 113.8)
-
Step 700
700
#61652F
oklch(49% 0.076 112.7)
-
Step 800
800 (this color)
#51552A
oklch(43.5% 0.064 113.4)
-
Step 900
900
#414525
oklch(37.8% 0.05 114.7)
-
Step 950
950
#262816
oklch(26.9% 0.031 113.7)
#51552A 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) | #5A5126 | 0.017 |
| Deuteranopia (no green cones) | #5A522C | 0.018 |
| Tritanopia (no blue cones) | #56514B | 0.055 |
| Achromatopsia (no color) | #525252 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51552A
#51552A
oklch(43.5% 0.064 113.4)
- #534A71
#534A71
oklch(43.5% 0.064 294.2)
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 #51552A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Brown #544E03 ΔE 0.032
- Army Green #4B5D16 ΔE 0.038
- Olive Brown #645403 ΔE 0.038
- Mud Brown #60460F ΔE 0.047
- Pine #2B5D34 ΔE 0.049
- Camouflage Green #4B6113 ΔE 0.050
- Camo Green #526525 ΔE 0.052
- Navy Green #35530A ΔE 0.055
Use #51552A 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.