#64931B
Closest named color: Dark Yellow Green (#728F02). oklch(60.7% 0.152 129.6), rgb(100, 147, 27).
Aa
Black text reads best on this color (5.73:1).
About this color
#64931B is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.152 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Yellow Green (#728F02), ΔE 0.018 away. Black text reads best on it, at 5.73:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Dark Yellow Green (#728F02) |
| Black text | 5.73:1 |
| White text | 3.66:1 |
Values
| HEX | #64931B |
| RGB | rgb(100, 147, 27) |
| HSL | hsl(84, 69%, 34%) |
| OKLCH | oklch(60.7% 0.152 129.6) |
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 #64931B | 3.66:1 | AA large text | Lc -69.5 | Content text, not long reading |
| Black text on #64931B | 5.73:1 | AA | Lc 40.1 | Non-text elements, placeholder text |
| #64931B text on white | 3.66:1 | AA large text | Lc 64.0 | Content text, not long reading |
| #64931B text on black | 5.73:1 | AA | Lc -37.6 | 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
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E5EDDE
oklch(93.6% 0.022 130)
-
Step 200
200
#D0DFC3
oklch(88.5% 0.041 130.3)
-
Step 300
300
#B1CB98
oklch(81% 0.075 129.9)
-
Step 400
400
#88AF5D
oklch(70.6% 0.118 129.8)
-
Step 500
500 (this color)
#64931B
oklch(60.7% 0.152 129.6)
-
Step 600
600
#568300
oklch(55.6% 0.149 129.6)
-
Step 700
700
#486E00
oklch(49.1% 0.131 129.4)
-
Step 800
800
#3A5A00
oklch(42.6% 0.114 129.5)
-
Step 900
900
#304B02
oklch(37.7% 0.099 129.5)
-
Step 950
950
#1C2C07
oklch(27% 0.062 129.9)
#64931B 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) | #9A8800 | 0.077 |
| Deuteranopia (no green cones) | #948428 | 0.080 |
| Tritanopia (no blue cones) | #678C7D | 0.118 |
| Achromatopsia (no color) | #868686 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64931B
#64931B
oklch(60.7% 0.152 129.6)
- #9E65C6
#9E65C6
oklch(60.8% 0.152 309.7)
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 #64931B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Yellow Green #728F02 ΔE 0.018
- Olive Drab #6B8E23 ΔE 0.018
- Sap Green #5C8B15 ΔE 0.026
- Mossy Green #638B27 ΔE 0.026
- Moss Green #658B38 ΔE 0.036
- Swamp Green #748500 ΔE 0.041
- Grass Green #3F9B0B ΔE 0.042
- Grassy Green #419C03 ΔE 0.043
Use #64931B 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.