#669D64
Closest named color: Moss (#769958). oklch(64.3% 0.102 143.5), rgb(102, 157, 100).
Aa
Black text reads best on this color (6.57:1).
About this color
#669D64 is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.102 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Moss (#769958), ΔE 0.021 away. Black text reads best on it, at 6.57:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Moss (#769958) |
| Black text | 6.57:1 |
| White text | 3.19:1 |
Values
| HEX | #669D64 |
| RGB | rgb(102, 157, 100) |
| HSL | hsl(118, 23%, 50%) |
| OKLCH | oklch(64.3% 0.102 143.5) |
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 #669D64 | 3.19:1 | AA large text | Lc -64.5 | Content text, not long reading |
| Black text on #669D64 | 6.57:1 | AA | Lc 45.0 | Large or bold text, headings |
| #669D64 text on white | 3.19:1 | AA large text | Lc 59.0 | Large or bold text, headings |
| #669D64 text on black | 6.57:1 | AA | Lc -42.7 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4ECE4
oklch(93.5% 0.014 145.5)
-
Step 200
200
#CFDECE
oklch(88.5% 0.027 143.6)
-
Step 300
300
#AEC9AC
oklch(80.8% 0.05 143.2)
-
Step 400
400
#83AE81
oklch(70.8% 0.079 143.6)
-
Step 500
500 (this color)
#669D64
oklch(64.3% 0.102 143.5)
-
Step 600
600
#488447
oklch(55.7% 0.111 143.6)
-
Step 700
700
#396F38
oklch(49% 0.103 143.5)
-
Step 800
800
#305B2F
oklch(42.8% 0.085 143.5)
-
Step 900
900
#2B4B2A
oklch(37.8% 0.067 143.5)
-
Step 950
950
#192C19
oklch(27% 0.043 144.3)
#669D64 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) | #9F9360 | 0.077 |
| Deuteranopia (no green cones) | #978E67 | 0.075 |
| Tritanopia (no blue cones) | #609A8E | 0.063 |
| Achromatopsia (no color) | #909090 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #669D64
#669D64
oklch(64.3% 0.102 143.5)
- #AB77B0
#AB77B0
oklch(64.2% 0.102 323.6)
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 #669D64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Moss #769958 ΔE 0.021
- Drab Green #749551 ΔE 0.028
- Muted Green #5FA052 ΔE 0.028
- Flat Green #699D4C ΔE 0.028
- Off Green #6BA353 ΔE 0.031
- Dull Green #74A662 ΔE 0.033
- Dusty Green #76A973 ΔE 0.042
- Tea #65AB7C ΔE 0.043
Use #669D64 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.