#669E6C
Closest named color: Moss (#769958). oklch(64.7% 0.095 147), rgb(102, 158, 108).
Aa
Black text reads best on this color (6.67:1).
About this color
#669E6C is a medium-light, moderately saturated green. In OKLCH its lightness is 65%, its chroma 0.095 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Moss (#769958), ΔE 0.027 away. Black text reads best on it, at 6.67:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Moss (#769958) |
| Black text | 6.67:1 |
| White text | 3.14:1 |
Values
| HEX | #669E6C |
| RGB | rgb(102, 158, 108) |
| HSL | hsl(126, 22%, 51%) |
| OKLCH | oklch(64.7% 0.095 147) |
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 #669E6C | 3.14:1 | AA large text | Lc -63.9 | Content text, not long reading |
| Black text on #669E6C | 6.67:1 | AA | Lc 45.6 | Large or bold text, headings |
| #669E6C text on white | 3.14:1 | AA large text | Lc 58.5 | Large or bold text, headings |
| #669E6C text on black | 6.67:1 | AA | Lc -43.3 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4ECE5
oklch(93.5% 0.013 149.2)
-
Step 200
200
#CFDECF
oklch(88.5% 0.026 145.4)
-
Step 300
300
#AEC9B0
oklch(80.9% 0.045 147.2)
-
Step 400
400
#82AE86
oklch(70.8% 0.075 147.1)
-
Step 500
500 (this color)
#669E6C
oklch(64.7% 0.095 147)
-
Step 600
600
#47834F
oklch(55.5% 0.101 147.1)
-
Step 700
700
#386F3F
oklch(49.1% 0.096 146.7)
-
Step 800
800
#2F5B34
oklch(42.8% 0.08 146.5)
-
Step 900
900
#2A4A2E
oklch(37.6% 0.061 147.2)
-
Step 950
950
#192C1B
oklch(27.1% 0.04 146.9)
#669E6C 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) | #A09569 | 0.077 |
| Deuteranopia (no green cones) | #978F6F | 0.075 |
| Tritanopia (no blue cones) | #5F9B91 | 0.056 |
| Achromatopsia (no color) | #919191 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #669E6C
#669E6C
oklch(64.7% 0.095 147)
- #AD79AC
#AD79AC
oklch(64.6% 0.095 327.3)
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 #669E6C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Moss #769958 ΔE 0.027
- Dull Green #74A662 ΔE 0.034
- Drab Green #749551 ΔE 0.035
- Greeny Grey #7EA07A ΔE 0.037
- Muted Green #5FA052 ΔE 0.037
- Tea #65AB7C ΔE 0.037
- Flat Green #699D4C ΔE 0.038
- Dusty Green #76A973 ΔE 0.038
Use #669E6C 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.