#668D70
Closest named color: Slate Green (#658D6D). oklch(60.6% 0.062 152.2), rgb(102, 141, 112).
Aa
Black text reads best on this color (5.60:1).
About this color
#668D70 is a medium-dark, muted green. In OKLCH its lightness is 61%, its chroma 0.062 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.005 away. Black text reads best on it, at 5.60:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.60:1 |
| White text | 3.74:1 |
Values
| HEX | #668D70 |
| RGB | rgb(102, 141, 112) |
| HSL | hsl(135, 16%, 48%) |
| OKLCH | oklch(60.6% 0.062 152.2) |
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 #668D70 | 3.74:1 | AA large text | Lc -70.5 | Content text, not long reading |
| Black text on #668D70 | 5.60:1 | AA | Lc 39.1 | Non-text elements, placeholder text |
| #668D70 text on white | 3.74:1 | AA large text | Lc 65.0 | Content text, not long reading |
| #668D70 text on black | 5.60:1 | AA | Lc -36.7 | 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 500.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E6ECE7
oklch(93.7% 0.009 150.7)
-
Step 200
200
#D1DCD4
oklch(88.4% 0.016 154.4)
-
Step 300
300
#B3C7B7
oklch(81% 0.031 151.4)
-
Step 400
400
#8BAA92
oklch(70.8% 0.049 151.8)
-
Step 500
500 (this color)
#668D70
oklch(60.6% 0.062 152.2)
-
Step 600
600
#557F60
oklch(55.6% 0.067 152)
-
Step 700
700
#456B4F
oklch(49.1% 0.062 151.9)
-
Step 800
800
#395741
oklch(42.6% 0.051 152.2)
-
Step 900
900
#314837
oklch(37.7% 0.041 152.2)
-
Step 950
950
#1D2A20
oklch(26.9% 0.026 151.5)
#668D70 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) | #8D876E | 0.054 |
| Deuteranopia (no green cones) | #878272 | 0.054 |
| Tritanopia (no blue cones) | #608C85 | 0.032 |
| Achromatopsia (no color) | #848484 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #668D70
#668D70
oklch(60.6% 0.062 152.2)
- #997592
#997592
oklch(60.7% 0.061 333.2)
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 #668D70, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.005
- Green Grey #77926F ΔE 0.027
- Dusty Teal #4C9085 ΔE 0.036
- Dark Sage #598556 ΔE 0.043
- Grey Teal #5E9B8A ΔE 0.045
- Ocean Green #3D9973 ΔE 0.048
- Camo #7F8F4E ΔE 0.053
- Dull Teal #5F9E8F ΔE 0.055
Use #668D70 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.