#646524
Closest named color: Greeny Brown (#696006). oklch(49.2% 0.087 110), rgb(100, 101, 36).
Aa
White text reads best on this color (6.12:1).
About this color
#646524 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 49%, its chroma 0.087 and its hue 110°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greeny Brown (#696006), ΔE 0.019 away. White text reads best on it, at 6.12:1.
| Hue family | Browns |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Greeny Brown (#696006) |
| Black text | 3.42:1 |
| White text | 6.12:1 |
Values
| HEX | #646524 |
| RGB | rgb(100, 101, 36) |
| HSL | hsl(61, 47%, 27%) |
| OKLCH | oklch(49.2% 0.087 110) |
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 #646524 | 6.12:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #646524 | 3.42:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #646524 text on white | 6.12:1 | AA | Lc 80.5 | Fine for body text |
| #646524 text on black | 3.42:1 | AA large text | Lc -21.3 | 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
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#EAEBE2
oklch(93.7% 0.012 111.8)
-
Step 200
200
#DADBC9
oklch(88.6% 0.024 109.5)
-
Step 300
300
#C2C3A5
oklch(80.8% 0.041 108.8)
-
Step 400
400
#A3A574
oklch(70.8% 0.067 110)
-
Step 500
500
#8C8E4F
oklch(63% 0.085 110.2)
-
Step 600
600
#777831
oklch(55.6% 0.094 109.8)
-
Step 700
700 (this color)
#646524
oklch(49.2% 0.087 110)
-
Step 800
800
#51521F
oklch(42.6% 0.072 110.1)
-
Step 900
900
#43441F
oklch(37.6% 0.056 110.2)
-
Step 950
950
#272813
oklch(27% 0.035 110.9)
#646524 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) | #6D611C | 0.017 |
| Deuteranopia (no green cones) | #6E6328 | 0.018 |
| Tritanopia (no blue cones) | #6B5F57 | 0.077 |
| Achromatopsia (no color) | #626262 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #646524
#646524
oklch(49.2% 0.087 110)
- #60588F
#60588F
oklch(49.2% 0.087 289.5)
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 #646524, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Brown #696006 ΔE 0.019
- Mud Green #606602 ΔE 0.023
- Dark Moss Green #606C38 ΔE 0.024
- Dark Olive Green #556B2F ΔE 0.025
- Camo Green #526525 ΔE 0.027
- Mud #735C12 ΔE 0.032
- Brown Green #706C11 ΔE 0.033
- Browny Green #6F6C0A ΔE 0.034
Use #646524 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.