#6B663D
Closest named color: Dark Moss Green (#606C38). oklch(50.5% 0.06 102.2), rgb(107, 102, 61).
Aa
White text reads best on this color (5.84:1).
About this color
#6B663D is a medium-dark, muted yellow. In OKLCH its lightness is 50%, its chroma 0.060 and its hue 102°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.027 away. White text reads best on it, at 5.84:1.
| Hue family | Yellows |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.59:1 |
| White text | 5.84:1 |
Values
| HEX | #6B663D |
| RGB | rgb(107, 102, 61) |
| HSL | hsl(53, 27%, 33%) |
| OKLCH | oklch(50.5% 0.06 102.2) |
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 #6B663D | 5.84:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #6B663D | 3.59:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #6B663D text on white | 5.84:1 | AA | Lc 79.2 | Fine for body text |
| #6B663D text on black | 3.59:1 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EBEAE4
oklch(93.6% 0.008 98.9)
-
Step 200
200
#DBDACE
oklch(88.6% 0.016 102.9)
-
Step 300
300
#C4C2AD
oklch(81% 0.029 102.6)
-
Step 400
400
#A6A281
oklch(70.7% 0.046 101.7)
-
Step 500
500
#908B61
oklch(63% 0.059 102.2)
-
Step 600
600
#7A7548
oklch(55.6% 0.064 102.8)
-
Step 700
700 (this color)
#6B663D
oklch(50.5% 0.06 102.2)
-
Step 800
800
#545030
oklch(42.7% 0.049 102.1)
-
Step 900
900
#45432A
oklch(37.8% 0.04 104.2)
-
Step 950
950
#292719
oklch(27% 0.024 101)
#6B663D 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) | #6D633A | 0.009 |
| Deuteranopia (no green cones) | #6F663F | 0.007 |
| Tritanopia (no blue cones) | #71615C | 0.054 |
| Achromatopsia (no color) | #656565 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B663D
#6B663D
oklch(50.5% 0.06 102.2)
- #5F6086
#5F6086
oklch(50.4% 0.06 282.8)
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 #6B663D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.027
- Dirt Brown #836539 ΔE 0.039
- Mud #735C12 ΔE 0.041
- Dark Taupe #7F684E ΔE 0.043
- Dark Olive Green #556B2F ΔE 0.044
- Greeny Brown #696006 ΔE 0.045
- Brown Green #706C11 ΔE 0.048
- Muddy Green #657432 ΔE 0.049
Use #6B663D 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.