#669C61
Closest named color: Moss (#769958). oklch(64% 0.103 142.3), rgb(102, 156, 97).
Aa
Black text reads best on this color (6.49:1).
About this color
#669C61 is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.103 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Moss (#769958), ΔE 0.019 away. Black text reads best on it, at 6.49:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Moss (#769958) |
| Black text | 6.49:1 |
| White text | 3.23:1 |
Values
| HEX | #669C61 |
| RGB | rgb(102, 156, 97) |
| HSL | hsl(115, 23%, 50%) |
| OKLCH | oklch(64% 0.103 142.3) |
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 #669C61 | 3.23:1 | AA large text | Lc -64.9 | Content text, not long reading |
| Black text on #669C61 | 6.49:1 | AA | Lc 44.6 | Non-text elements, placeholder text |
| #669C61 text on white | 3.23:1 | AA large text | Lc 59.5 | Large or bold text, headings |
| #669C61 text on black | 6.49:1 | AA | Lc -42.2 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E5ECE4
oklch(93.6% 0.013 141.8)
-
Step 200
200
#CFDECD
oklch(88.5% 0.028 142)
-
Step 300
300
#AFC9AC
oklch(80.8% 0.049 142.3)
-
Step 400
400
#84AE7F
oklch(70.8% 0.081 142)
-
Step 500
500 (this color)
#669C61
oklch(64% 0.103 142.3)
-
Step 600
600
#498444
oklch(55.7% 0.114 142.3)
-
Step 700
700
#3A6F36
oklch(49% 0.104 142.4)
-
Step 800
800
#315B2D
oklch(42.8% 0.087 142.1)
-
Step 900
900
#2B4B29
oklch(37.8% 0.068 142.8)
-
Step 950
950
#1A2C18
oklch(27.1% 0.043 142)
#669C61 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) | #9F925D | 0.077 |
| Deuteranopia (no green cones) | #978D64 | 0.076 |
| Tritanopia (no blue cones) | #61998D | 0.065 |
| Achromatopsia (no color) | #8F8F8F | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #669C61
#669C61
oklch(64% 0.103 142.3)
- #AA76B1
#AA76B1
oklch(63.9% 0.104 322.5)
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 #669C61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Moss #769958 ΔE 0.019
- Drab Green #749551 ΔE 0.025
- Flat Green #699D4C ΔE 0.026
- Muted Green #5FA052 ΔE 0.027
- Off Green #6BA353 ΔE 0.031
- Dull Green #74A662 ΔE 0.035
- Camo #7F8F4E ΔE 0.043
- Ocean Green #3D9973 ΔE 0.044
Use #669C61 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.