#669F71
Closest named color: Moss (#769958). oklch(65% 0.091 149.4), rgb(102, 159, 113).
Aa
Black text reads best on this color (6.76:1).
About this color
#669F71 is a medium-light, moderately saturated green. In OKLCH its lightness is 65%, its chroma 0.091 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Moss (#769958), ΔE 0.032 away. Black text reads best on it, at 6.76:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Moss (#769958) |
| Black text | 6.76:1 |
| White text | 3.10:1 |
Values
| HEX | #669F71 |
| RGB | rgb(102, 159, 113) |
| HSL | hsl(132, 23%, 51%) |
| OKLCH | oklch(65% 0.091 149.4) |
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 #669F71 | 3.10:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #669F71 | 6.76:1 | AA | Lc 46.1 | Large or bold text, headings |
| #669F71 text on white | 3.10:1 | AA large text | Lc 57.9 | Large or bold text, headings |
| #669F71 text on black | 6.76:1 | AA | Lc -43.8 | 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
#CEDED1
oklch(88.5% 0.025 151.1)
-
Step 300
300
#ADC9B1
oklch(80.8% 0.045 149.3)
-
Step 400
400
#81AD89
oklch(70.6% 0.07 149.8)
-
Step 500
500 (this color)
#669F71
oklch(65% 0.091 149.4)
-
Step 600
600
#458353
oklch(55.5% 0.098 149.6)
-
Step 700
700
#366F43
oklch(49.1% 0.092 149.4)
-
Step 800
800
#2E5B38
oklch(42.9% 0.076 149.4)
-
Step 900
900
#294A30
oklch(37.6% 0.059 149.6)
-
Step 950
950
#192C1C
oklch(27.1% 0.039 148.4)
#669F71 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) | #A0966E | 0.076 |
| Deuteranopia (no green cones) | #979074 | 0.075 |
| Tritanopia (no blue cones) | #5D9D93 | 0.051 |
| Achromatopsia (no color) | #929292 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #669F71
#669F71
oklch(65% 0.091 149.4)
- #AF7BAA
#AF7BAA
oklch(65.1% 0.091 329.9)
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 #669F71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Moss #769958 ΔE 0.032
- Greeny Grey #7EA07A ΔE 0.033
- Tea #65AB7C ΔE 0.033
- Dull Green #74A662 ΔE 0.036
- Dusty Green #76A973 ΔE 0.036
- Green Grey #77926F ΔE 0.040
- Drab Green #749551 ΔE 0.041
- Grey Teal #5E9B8A ΔE 0.041
Use #669F71 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.