#618F4B
Closest named color: Light Forest Green (#4F9153). oklch(60% 0.109 136.3), rgb(97, 143, 75).
Aa
Black text reads best on this color (5.53:1).
About this color
#618F4B is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.109 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.019 away. Black text reads best on it, at 5.53:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.53:1 |
| White text | 3.79:1 |
Values
| HEX | #618F4B |
| RGB | rgb(97, 143, 75) |
| HSL | hsl(101, 31%, 43%) |
| OKLCH | oklch(60% 0.109 136.3) |
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 #618F4B | 3.79:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #618F4B | 5.53:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #618F4B text on white | 3.79:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #618F4B 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E5ECE2
oklch(93.5% 0.015 136.1)
-
Step 200
200
#D0DECB
oklch(88.5% 0.03 137.4)
-
Step 300
300
#B1C9A7
oklch(80.9% 0.054 136.5)
-
Step 400
400
#88AD78
oklch(70.6% 0.085 136.5)
-
Step 500
500 (this color)
#618F4B
oklch(60% 0.109 136.3)
-
Step 600
600
#518338
oklch(55.7% 0.119 136.4)
-
Step 700
700
#426E2A
oklch(49% 0.11 136)
-
Step 800
800
#365A24
oklch(42.7% 0.092 136.4)
-
Step 900
900
#2F4A22
oklch(37.6% 0.072 136.3)
-
Step 950
950
#1C2B15
oklch(26.9% 0.044 136.3)
#618F4B 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) | #938645 | 0.070 |
| Deuteranopia (no green cones) | #8C824F | 0.069 |
| Tritanopia (no blue cones) | #608B7F | 0.077 |
| Achromatopsia (no color) | #838383 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #618F4B
#618F4B
oklch(60% 0.109 136.3)
- #9A6BAC
#9A6BAC
oklch(60.1% 0.109 316.3)
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 #618F4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.019
- Fern Green #548D44 ΔE 0.019
- Moss Green #658B38 ΔE 0.019
- Khaki Green #728639 ΔE 0.030
- Drab Green #749551 ΔE 0.031
- Mossy Green #638B27 ΔE 0.033
- Swamp #698339 ΔE 0.034
- Olive Drab #6B8E23 ΔE 0.035
Use #618F4B 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.