#64683D
Closest named color: Dark Moss Green (#606C38). oklch(50.3% 0.063 113), rgb(100, 104, 61).
Aa
White text reads best on this color (5.85:1).
About this color
#64683D is a medium-dark, muted yellow. In OKLCH its lightness is 50%, its chroma 0.063 and its hue 113°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.017 away. White text reads best on it, at 5.85:1.
| Hue family | Yellows |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.58:1 |
| White text | 5.85:1 |
Values
| HEX | #64683D |
| RGB | rgb(100, 104, 61) |
| HSL | hsl(66, 26%, 32%) |
| OKLCH | oklch(50.3% 0.063 113) |
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 #64683D | 5.85:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #64683D | 3.58:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #64683D text on white | 5.85:1 | AA | Lc 79.3 | Fine for body text |
| #64683D text on black | 3.58:1 | AA large text | Lc -22.6 | 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
#D9DACE
oklch(88.4% 0.016 110.6)
-
Step 300
300
#C0C3AD
oklch(80.9% 0.03 113.4)
-
Step 400
400
#A0A482
oklch(70.6% 0.048 113.1)
-
Step 500
500
#898E62
oklch(63.1% 0.062 113.5)
-
Step 600
600
#737848
oklch(55.6% 0.069 113.5)
-
Step 700
700 (this color)
#64683D
oklch(50.3% 0.063 113)
-
Step 800
800
#4F5230
oklch(42.7% 0.052 112.7)
-
Step 900
900
#41442B
oklch(37.7% 0.04 113.9)
-
Step 950
950
#262819
oklch(27% 0.026 114.4)
#64683D 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) | #6E643A | 0.018 |
| Deuteranopia (no green cones) | #6E653F | 0.019 |
| Tritanopia (no blue cones) | #69635D | 0.055 |
| Achromatopsia (no color) | #656565 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64683D
#64683D
oklch(50.3% 0.063 113)
- #655D85
#655D85
oklch(50.2% 0.063 293.1)
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 #64683D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.017
- Dark Olive Green #556B2F ΔE 0.033
- Camo Green #526525 ΔE 0.042
- Muddy Green #657432 ΔE 0.042
- Greeny Brown #696006 ΔE 0.044
- Mud #735C12 ΔE 0.046
- Brown Green #706C11 ΔE 0.046
- Browny Green #6F6C0A ΔE 0.048
Use #64683D 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.