#648552
Closest named color: Dark Sage (#598556). oklch(57.8% 0.084 135.1), rgb(100, 133, 82).
Aa
Black text reads best on this color (5.01:1).
About this color
#648552 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.084 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.013 away. Black text reads best on it, at 5.01:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 5.01:1 |
| White text | 4.18:1 |
Values
| HEX | #648552 |
| RGB | rgb(100, 133, 82) |
| HSL | hsl(99, 24%, 42%) |
| OKLCH | oklch(57.8% 0.084 135.1) |
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 #648552 | 4.18:1 | AA large text | Lc -74.3 | Content text, not long reading |
| Black text on #648552 | 5.01:1 | AA | Lc 35.3 | Non-text elements, placeholder text |
| #648552 text on white | 4.18:1 | AA large text | Lc 68.8 | Content text, not long reading |
| #648552 text on black | 5.01:1 | AA | Lc -32.9 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E7ECE4
oklch(93.7% 0.012 133.4)
-
Step 200
200
#D3DCCF
oklch(88.4% 0.02 135.8)
-
Step 300
300
#B6C6AE
oklch(80.8% 0.037 135.1)
-
Step 400
400
#91A984
oklch(70.6% 0.059 134.7)
-
Step 500
500
#759465
oklch(63% 0.076 135.3)
-
Step 600
600 (this color)
#648552
oklch(57.8% 0.084 135.1)
-
Step 700
700
#4D6B3D
oklch(49.2% 0.078 135.4)
-
Step 800
800
#3F5732
oklch(42.7% 0.065 135.2)
-
Step 900
900
#36482C
oklch(37.8% 0.051 134.9)
-
Step 950
950
#202A1A
oklch(27% 0.032 134.2)
#648552 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) | #897E4E | 0.053 |
| Deuteranopia (no green cones) | #847B55 | 0.053 |
| Tritanopia (no blue cones) | #648178 | 0.060 |
| Achromatopsia (no color) | #7C7C7C | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #648552
#648552
oklch(57.8% 0.084 135.1)
- #8D6A9C
#8D6A9C
oklch(57.8% 0.085 315.5)
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 #648552, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.013
- Swamp #698339 ΔE 0.027
- Military Green #667C3E ΔE 0.030
- Khaki Green #728639 ΔE 0.032
- Slate Green #658D6D ΔE 0.037
- Fern Green #548D44 ΔE 0.039
- Moss Green #658B38 ΔE 0.039
- Light Forest Green #4F9153 ΔE 0.040
Use #648552 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.