#618A64
Closest named color: Slate Green (#658D6D). oklch(59.2% 0.073 146.4), rgb(97, 138, 100).
Aa
Black text reads best on this color (5.32:1).
About this color
#618A64 is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.073 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.015 away. Black text reads best on it, at 5.32:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.073) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.32:1 |
| White text | 3.94:1 |
Values
| HEX | #618A64 |
| RGB | rgb(97, 138, 100) |
| HSL | hsl(124, 17%, 46%) |
| OKLCH | oklch(59.2% 0.073 146.4) |
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 #618A64 | 3.94:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #618A64 | 5.32:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #618A64 text on white | 3.94:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #618A64 text on black | 5.32:1 | AA | Lc -34.9 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E6ECE6
oklch(93.7% 0.01 145.5)
-
Step 200
200
#D2DDD2
oklch(88.6% 0.019 145.4)
-
Step 300
300
#B4C7B4
oklch(81% 0.033 145.3)
-
Step 400
400
#8CAA8D
oklch(70.7% 0.053 145.9)
-
Step 500
500
#6F9571
oklch(63.1% 0.068 146)
-
Step 600
600 (this color)
#618A64
oklch(59.2% 0.073 146.4)
-
Step 700
700
#466B49
oklch(49% 0.068 146.4)
-
Step 800
800
#3A573C
oklch(42.6% 0.056 146.2)
-
Step 900
900
#324834
oklch(37.7% 0.044 147)
-
Step 950
950
#1E2A1E
oklch(27% 0.027 144.8)
#618A64 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) | #8B8362 | 0.058 |
| Deuteranopia (no green cones) | #857F66 | 0.057 |
| Tritanopia (no blue cones) | #5C8880 | 0.044 |
| Achromatopsia (no color) | #808080 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #618A64
#618A64
oklch(59.2% 0.073 146.4)
- #956F95
#956F95
oklch(59.3% 0.072 326.4)
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 #618A64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.015
- Dark Sage #598556 ΔE 0.025
- Green Grey #77926F ΔE 0.040
- Light Forest Green #4F9153 ΔE 0.042
- Dusty Teal #4C9085 ΔE 0.046
- Ocean Green #3D9973 ΔE 0.048
- Swamp #698339 ΔE 0.049
- Fern Green #548D44 ΔE 0.050
Use #618A64 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.