#648F34
Closest named color: Olive Drab (#6B8E23). oklch(59.9% 0.13 130.8), rgb(100, 143, 52).
Aa
Black text reads best on this color (5.52:1).
About this color
#648F34 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.130 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Drab (#6B8E23), ΔE 0.013 away. Black text reads best on it, at 5.52:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Olive Drab (#6B8E23) |
| Black text | 5.52:1 |
| White text | 3.80:1 |
Values
| HEX | #648F34 |
| RGB | rgb(100, 143, 52) |
| HSL | hsl(88, 47%, 38%) |
| OKLCH | oklch(59.9% 0.13 130.8) |
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 #648F34 | 3.80:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #648F34 | 5.52:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #648F34 text on white | 3.80:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #648F34 text on black | 5.52:1 | AA | Lc -36.2 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E6EDE0
oklch(93.7% 0.019 130.2)
-
Step 200
200
#D1DEC6
oklch(88.4% 0.035 130.5)
-
Step 300
300
#B2CA9F
oklch(81% 0.064 131.5)
-
Step 400
400
#8AAE69
oklch(70.7% 0.103 131)
-
Step 500
500 (this color)
#648F34
oklch(59.9% 0.13 130.8)
-
Step 600
600
#558317
oklch(55.6% 0.142 130.9)
-
Step 700
700
#456F05
oklch(49.2% 0.132 131)
-
Step 800
800
#395A0C
oklch(42.6% 0.109 130.8)
-
Step 900
900
#314A15
oklch(37.6% 0.084 131)
-
Step 950
950
#1D2C0E
oklch(27.1% 0.054 131.3)
#648F34 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) | #958529 | 0.070 |
| Deuteranopia (no green cones) | #8F823B | 0.071 |
| Tritanopia (no blue cones) | #66897C | 0.100 |
| Achromatopsia (no color) | #838383 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #648F34
#648F34
oklch(59.9% 0.13 130.8)
- #9867B9
#9867B9
oklch(59.8% 0.131 310.5)
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 #648F34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Drab #6B8E23 ΔE 0.013
- Moss Green #658B38 ΔE 0.013
- Mossy Green #638B27 ΔE 0.014
- Fern Green #548D44 ΔE 0.024
- Sap Green #5C8B15 ΔE 0.026
- Dark Yellow Green #728F02 ΔE 0.027
- Khaki Green #728639 ΔE 0.033
- Swamp Green #748500 ΔE 0.034
Use #648F34 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.