#64973B
Closest named color: Flat Green (#699D4C). oklch(62% 0.135 133.4), rgb(100, 151, 59).
Aa
Black text reads best on this color (6.03:1).
About this color
#64973B is a medium-dark, moderately saturated green. In OKLCH its lightness is 62%, its chroma 0.135 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Flat Green (#699D4C), ΔE 0.023 away. Black text reads best on it, at 6.03:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Flat Green (#699D4C) |
| Black text | 6.03:1 |
| White text | 3.48:1 |
Values
| HEX | #64973B |
| RGB | rgb(100, 151, 59) |
| HSL | hsl(93, 44%, 41%) |
| OKLCH | oklch(62% 0.135 133.4) |
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 #64973B | 3.48:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #64973B | 6.03:1 | AA | Lc 41.9 | Non-text elements, placeholder text |
| #64973B text on white | 3.48:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #64973B text on black | 6.03:1 | AA | Lc -39.5 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E5EDE0
oklch(93.6% 0.019 133.1)
-
Step 200
200
#D0DFC6
oklch(88.6% 0.037 132.7)
-
Step 300
300
#B0CA9F
oklch(80.8% 0.065 133.2)
-
Step 400
400
#86AF69
oklch(70.7% 0.106 133.2)
-
Step 500
500 (this color)
#64973B
oklch(62% 0.135 133.4)
-
Step 600
600
#4E8418
oklch(55.5% 0.146 133.3)
-
Step 700
700
#3F7006
oklch(49.1% 0.136 133.3)
-
Step 800
800
#345B0D
oklch(42.6% 0.113 133.4)
-
Step 900
900
#2E4B15
oklch(37.7% 0.088 133.2)
-
Step 950
950
#1B2C0E
oklch(27% 0.055 133.5)
#64973B 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) | #9D8C31 | 0.079 |
| Deuteranopia (no green cones) | #968842 | 0.080 |
| Tritanopia (no blue cones) | #649183 | 0.100 |
| Achromatopsia (no color) | #898989 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64973B
#64973B
oklch(62% 0.135 133.4)
- #A36BBF
#A36BBF
oklch(62% 0.136 313.7)
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 #64973B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Flat Green #699D4C ΔE 0.023
- Olive Drab #6B8E23 ΔE 0.027
- Muted Green #5FA052 ΔE 0.029
- Dark Yellow Green #728F02 ΔE 0.032
- Moss Green #658B38 ΔE 0.035
- Mossy Green #638B27 ΔE 0.035
- Drab Green #749551 ΔE 0.035
- Fern Green #548D44 ΔE 0.039
Use #64973B 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.