#648628
Closest named color: Mossy Green (#638B27). oklch(57.5% 0.127 127.2), rgb(100, 134, 40).
Aa
Black text reads best on this color (4.98:1).
About this color
#648628 is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.127 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mossy Green (#638B27), ΔE 0.015 away. Black text reads best on it, at 4.98:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Mossy Green (#638B27) |
| Black text | 4.98:1 |
| White text | 4.21:1 |
Values
| HEX | #648628 |
| RGB | rgb(100, 134, 40) |
| HSL | hsl(82, 54%, 34%) |
| OKLCH | oklch(57.5% 0.127 127.2) |
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 #648628 | 4.21:1 | AA large text | Lc -74.4 | Content text, not long reading |
| Black text on #648628 | 4.98:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #648628 text on white | 4.21:1 | AA large text | Lc 68.9 | Content text, not long reading |
| #648628 text on black | 4.98:1 | AA | Lc -32.7 | 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 600.
-
Step 50
50
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE0
oklch(93.6% 0.017 125.3)
-
Step 200
200
#D3DDC7
oklch(88.4% 0.031 127.1)
-
Step 300
300
#B6C8A1
oklch(80.9% 0.057 127.8)
-
Step 400
400
#91AB6D
oklch(70.6% 0.09 127.1)
-
Step 500
500
#769644
oklch(63% 0.116 127.1)
-
Step 600
600 (this color)
#648628
oklch(57.5% 0.127 127.2)
-
Step 700
700
#4E6C12
oklch(49% 0.118 127.1)
-
Step 800
800
#405814
oklch(42.6% 0.097 127.2)
-
Step 900
900
#364918
oklch(37.7% 0.077 127.6)
-
Step 950
950
#202B0F
oklch(27.1% 0.049 127.2)
#648628 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) | #8D7D1A | 0.061 |
| Deuteranopia (no green cones) | #887B30 | 0.061 |
| Tritanopia (no blue cones) | #688073 | 0.101 |
| Achromatopsia (no color) | #7B7B7B | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #648628
#648628
oklch(57.5% 0.127 127.2)
- #8D62B3
#8D62B3
oklch(57.5% 0.128 307.3)
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 #648628, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mossy Green #638B27 ΔE 0.015
- Moss Green #658B38 ΔE 0.018
- Swamp #698339 ΔE 0.022
- Swamp Green #748500 ΔE 0.024
- Sap Green #5C8B15 ΔE 0.024
- Khaki Green #728639 ΔE 0.027
- Olive Drab #6B8E23 ΔE 0.027
- Fern Green #548D44 ΔE 0.029
Use #648628 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.