#64663E
Closest named color: Dark Moss Green (#606C38). oklch(49.8% 0.059 110.8), rgb(100, 102, 62).
Aa
White text reads best on this color (5.97:1).
About this color
#64663E is a medium-dark, muted brown. In OKLCH its lightness is 50%, its chroma 0.059 and its hue 111°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.023 away. White text reads best on it, at 5.97:1.
| Hue family | Browns |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.51:1 |
| White text | 5.97:1 |
Values
| HEX | #64663E |
| RGB | rgb(100, 102, 62) |
| HSL | hsl(63, 24%, 32%) |
| OKLCH | oklch(49.8% 0.059 110.8) |
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 #64663E | 5.97:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #64663E | 3.51:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #64663E text on white | 5.97:1 | AA | Lc 79.9 | Fine for body text |
| #64663E text on black | 3.51:1 | AA large text | Lc -21.9 | 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#EAEAE4
oklch(93.5% 0.008 106.6)
-
Step 200
200
#D9DACF
oklch(88.5% 0.015 110.9)
-
Step 300
300
#C1C3AE
oklch(81% 0.029 111.5)
-
Step 400
400
#A1A483
oklch(70.7% 0.046 111.8)
-
Step 500
500
#8B8D64
oklch(63.1% 0.058 110.3)
-
Step 600
600
#75774B
oklch(55.6% 0.063 110.5)
-
Step 700
700 (this color)
#64663E
oklch(49.8% 0.059 110.8)
-
Step 800
800
#505232
oklch(42.8% 0.049 111.3)
-
Step 900
900
#42442C
oklch(37.8% 0.038 112.1)
-
Step 950
950
#27281A
oklch(27.1% 0.025 111.3)
#64663E 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) | #6C633B | 0.014 |
| Deuteranopia (no green cones) | #6C6440 | 0.015 |
| Tritanopia (no blue cones) | #69615C | 0.053 |
| Achromatopsia (no color) | #636363 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64663E
#64663E
oklch(49.8% 0.059 110.8)
- #625D82
#625D82
oklch(49.8% 0.059 290.3)
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 #64663E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.023
- Dark Olive Green #556B2F ΔE 0.037
- Camo Green #526525 ΔE 0.043
- Mud #735C12 ΔE 0.044
- Greeny Brown #696006 ΔE 0.045
- Muddy Green #657432 ΔE 0.049
- Dirt Brown #836539 ΔE 0.050
- Brown Green #706C11 ΔE 0.051
Use #64663E 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.