#669573
Closest named color: Green Grey (#77926F). oklch(62.6% 0.072 152.6), rgb(102, 149, 115).
Aa
Black text reads best on this color (6.11:1).
About this color
#669573 is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.072 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green Grey (#77926F), ΔE 0.021 away. Black text reads best on it, at 6.11:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Green Grey (#77926F) |
| Black text | 6.11:1 |
| White text | 3.43:1 |
Values
| HEX | #669573 |
| RGB | rgb(102, 149, 115) |
| HSL | hsl(137, 19%, 49%) |
| OKLCH | oklch(62.6% 0.072 152.6) |
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 #669573 | 3.43:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #669573 | 6.11:1 | AA | Lc 42.2 | Non-text elements, placeholder text |
| #669573 text on white | 3.43:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #669573 text on black | 6.11:1 | AA | Lc -39.9 | 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
#E5ECE7
oklch(93.6% 0.01 155.1)
-
Step 200
200
#D0DDD3
oklch(88.5% 0.019 152.8)
-
Step 300
300
#B0C8B6
oklch(81% 0.036 153.1)
-
Step 400
400
#86AB90
oklch(70.6% 0.056 153.2)
-
Step 500
500 (this color)
#669573
oklch(62.6% 0.072 152.6)
-
Step 600
600
#4E815D
oklch(55.7% 0.079 152.6)
-
Step 700
700
#3E6D4C
oklch(49.1% 0.074 152.4)
-
Step 800
800
#34593F
oklch(42.8% 0.061 152.6)
-
Step 900
900
#2E4935
oklch(37.7% 0.047 151.8)
-
Step 950
950
#1B2B1F
oklch(27.1% 0.031 151.7)
#669573 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) | #958E71 | 0.063 |
| Deuteranopia (no green cones) | #8D8875 | 0.062 |
| Tritanopia (no blue cones) | #5E948C | 0.038 |
| Achromatopsia (no color) | #8A8A8A | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #669573
#669573
oklch(62.6% 0.072 152.6)
- #A3789B
#A3789B
oklch(62.7% 0.072 333.1)
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 #669573, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Grey #77926F ΔE 0.021
- Slate Green #658D6D ΔE 0.023
- Grey Teal #5E9B8A ΔE 0.032
- Ocean Green #3D9973 ΔE 0.038
- Dull Teal #5F9E8F ΔE 0.040
- Dusty Teal #4C9085 ΔE 0.042
- Moss #769958 ΔE 0.043
- Drab Green #749551 ΔE 0.045
Use #669573 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.