#639968
Closest named color: Moss (#769958). oklch(63.2% 0.093 146.6), rgb(99, 153, 104).
Aa
Black text reads best on this color (6.28:1).
About this color
#639968 is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.093 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 6.28:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Moss (#769958) |
| Black text | 6.28:1 |
| White text | 3.34:1 |
Values
| HEX | #639968 |
| RGB | rgb(99, 153, 104) |
| HSL | hsl(126, 21%, 49%) |
| OKLCH | oklch(63.2% 0.093 146.6) |
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 #639968 | 3.34:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #639968 | 6.28:1 | AA | Lc 43.3 | Non-text elements, placeholder text |
| #639968 text on white | 3.34:1 | AA large text | Lc 60.7 | Content text, not long reading |
| #639968 text on black | 6.28:1 | AA | Lc -41.0 | 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
#CFDED0
oklch(88.5% 0.025 147.3)
-
Step 300
300
#AEC9B0
oklch(80.9% 0.045 147.2)
-
Step 400
400
#83AD86
oklch(70.6% 0.072 146.6)
-
Step 500
500 (this color)
#639968
oklch(63.2% 0.093 146.6)
-
Step 600
600
#48834F
oklch(55.6% 0.101 146.7)
-
Step 700
700
#396F40
oklch(49.1% 0.094 146.8)
-
Step 800
800
#305A35
oklch(42.6% 0.077 146.8)
-
Step 900
900
#2B4A2E
oklch(37.6% 0.06 146.5)
-
Step 950
950
#1A2C1B
oklch(27.2% 0.039 145.7)
#639968 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) | #9B9065 | 0.075 |
| Deuteranopia (no green cones) | #928A6B | 0.073 |
| Tritanopia (no blue cones) | #5C968C | 0.055 |
| Achromatopsia (no color) | #8D8D8D | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #639968
#639968
oklch(63.2% 0.093 146.6)
- #A776A7
#A776A7
oklch(63.2% 0.091 326.6)
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 #639968, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Moss #769958 ΔE 0.027
- Drab Green #749551 ΔE 0.030
- Ocean Green #3D9973 ΔE 0.034
- Green Grey #77926F ΔE 0.035
- Slate Green #658D6D ΔE 0.039
- Flat Green #699D4C ΔE 0.040
- Muted Green #5FA052 ΔE 0.040
- Light Forest Green #4F9153 ΔE 0.042
Use #639968 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.