#618D6C
Closest named color: Slate Green (#658D6D). oklch(60.2% 0.07 151.7), rgb(97, 141, 108).
Aa
Black text reads best on this color (5.53:1).
About this color
#618D6C is a medium-dark, muted green. In OKLCH its lightness is 60%, its chroma 0.070 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.005 away. Black text reads best on it, at 5.53:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.070) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.53:1 |
| White text | 3.79:1 |
Values
| HEX | #618D6C |
| RGB | rgb(97, 141, 108) |
| HSL | hsl(135, 18%, 47%) |
| OKLCH | oklch(60.2% 0.07 151.7) |
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 #618D6C | 3.79:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #618D6C | 5.53:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #618D6C text on white | 3.79:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #618D6C text on black | 5.53:1 | AA | Lc -36.3 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE7
oklch(93.6% 0.01 155.1)
-
Step 200
200
#D0DDD3
oklch(88.5% 0.019 152.8)
-
Step 300
300
#B1C7B6
oklch(80.8% 0.034 152.3)
-
Step 400
400
#88AB90
oklch(70.8% 0.055 151.7)
-
Step 500
500 (this color)
#618D6C
oklch(60.2% 0.07 151.7)
-
Step 600
600
#50805D
oklch(55.5% 0.076 151.9)
-
Step 700
700
#416C4D
oklch(49.1% 0.069 152.1)
-
Step 800
800
#36583F
oklch(42.7% 0.057 151.8)
-
Step 900
900
#2F4935
oklch(37.8% 0.047 150.9)
-
Step 950
950
#1C2B1F
oklch(27.1% 0.03 150.2)
#618D6C 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) | #8D866A | 0.060 |
| Deuteranopia (no green cones) | #86816E | 0.059 |
| Tritanopia (no blue cones) | #5A8C84 | 0.037 |
| Achromatopsia (no color) | #838383 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #618D6C
#618D6C
oklch(60.2% 0.07 151.7)
- #9A7294
#9A7294
oklch(60.3% 0.069 331.6)
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 #618D6C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.005
- Green Grey #77926F ΔE 0.033
- Dark Sage #598556 ΔE 0.036
- Dusty Teal #4C9085 ΔE 0.037
- Ocean Green #3D9973 ΔE 0.043
- Light Forest Green #4F9153 ΔE 0.046
- Grey Teal #5E9B8A ΔE 0.049
- Camo #7F8F4E ΔE 0.052
Use #618D6C 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.