#618D5D
Closest named color: Slate Green (#658D6D). oklch(59.8% 0.086 142.4), rgb(97, 141, 93).
Aa
Black text reads best on this color (5.47:1).
About this color
#618D5D is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.086 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.024 away. Black text reads best on it, at 5.47:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.086) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.47:1 |
| White text | 3.83:1 |
Values
| HEX | #618D5D |
| RGB | rgb(97, 141, 93) |
| HSL | hsl(115, 21%, 46%) |
| OKLCH | oklch(59.8% 0.086 142.4) |
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 #618D5D | 3.83:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #618D5D | 5.47:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #618D5D text on white | 3.83:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #618D5D text on black | 5.47:1 | AA | Lc -35.9 | 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 500.
-
Step 50
50
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E5ECE5
oklch(93.6% 0.012 145.5)
-
Step 200
200
#D1DDCF
oklch(88.5% 0.023 141.2)
-
Step 300
300
#B2C8AF
oklch(80.9% 0.042 141.8)
-
Step 400
400
#89AC85
oklch(70.8% 0.068 142.2)
-
Step 500
500 (this color)
#618D5D
oklch(59.8% 0.086 142.4)
-
Step 600
600
#52814E
oklch(55.6% 0.092 142.5)
-
Step 700
700
#426D3E
oklch(49% 0.087 142.2)
-
Step 800
800
#375934
oklch(42.7% 0.072 142.4)
-
Step 900
900
#30492D
oklch(37.7% 0.056 141.8)
-
Step 950
950
#1C2B1B
oklch(27% 0.035 143)
#618D5D 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) | #8F855A | 0.064 |
| Deuteranopia (no green cones) | #898160 | 0.063 |
| Tritanopia (no blue cones) | #5D8A81 | 0.056 |
| Achromatopsia (no color) | #828282 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #618D5D
#618D5D
oklch(59.8% 0.086 142.4)
- #986E9E
#986E9E
oklch(59.8% 0.086 322.3)
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 #618D5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.024
- Dark Sage #598556 ΔE 0.027
- Light Forest Green #4F9153 ΔE 0.029
- Fern Green #548D44 ΔE 0.037
- Drab Green #749551 ΔE 0.039
- Khaki Green #728639 ΔE 0.041
- Green Grey #77926F ΔE 0.041
- Moss Green #658B38 ΔE 0.041
Use #618D5D 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.