#667C5D
Closest named color: Dark Sage (#598556). oklch(56% 0.053 136.7), rgb(102, 124, 93).
Aa
Black text reads best on this color (4.60:1).
About this color
#667C5D is a medium-dark, muted green. In OKLCH its lightness is 56%, its chroma 0.053 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.035 away. Black text reads best on it, at 4.60:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.053) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.60:1 |
| White text | 4.55:1 |
Values
| HEX | #667C5D |
| RGB | rgb(102, 124, 93) |
| HSL | hsl(103, 14%, 43%) |
| OKLCH | oklch(56% 0.053 136.7) |
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 #667C5D | 4.55:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #667C5D | 4.60:1 | AA | Lc 32.4 | Non-text elements, placeholder text |
| #667C5D text on white | 4.55:1 | AA | Lc 71.7 | Content text, not long reading |
| #667C5D text on black | 4.60:1 | AA | Lc -30.0 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E8EBE6
oklch(93.6% 0.007 132.4)
-
Step 200
200
#D5DBD3
oklch(88.5% 0.013 137.8)
-
Step 300
300
#BAC4B5
oklch(80.8% 0.023 135)
-
Step 400
400
#96A78F
oklch(70.8% 0.039 136.5)
-
Step 500
500
#7C9173
oklch(63.2% 0.05 136.3)
-
Step 600
600 (this color)
#667C5D
oklch(56% 0.053 136.7)
-
Step 700
700
#54674C
oklch(49% 0.048 136.5)
-
Step 800
800
#45543E
oklch(42.6% 0.04 135.8)
-
Step 900
900
#3A4635
oklch(37.8% 0.032 136.5)
-
Step 950
950
#22291F
oklch(27.1% 0.021 136.3)
#667C5D 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) | #7E775B | 0.036 |
| Deuteranopia (no green cones) | #7B755E | 0.036 |
| Tritanopia (no blue cones) | #667A74 | 0.037 |
| Achromatopsia (no color) | #767676 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #667C5D
#667C5D
oklch(56% 0.053 136.7)
- #816B8A
#816B8A
oklch(56% 0.054 316.1)
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 #667C5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.035
- Military Green #667C3E ΔE 0.041
- Grey Brown #7F7053 ΔE 0.046
- Slate Green #658D6D ΔE 0.048
- Muddy Green #657432 ΔE 0.053
- Swamp #698339 ΔE 0.056
- Drab #828344 ΔE 0.057
- Dull Brown #876E4B ΔE 0.058
Use #667C5D 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.