#399658
Closest named color: Light Forest Green (#4F9153). oklch(60.2% 0.129 151.5), rgb(57, 150, 88).
Aa
Black text reads best on this color (5.67:1).
About this color
#399658 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.129 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.020 away. Black text reads best on it, at 5.67:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.67:1 |
| White text | 3.69:1 |
Values
| HEX | #399658 |
| RGB | rgb(57, 150, 88) |
| HSL | hsl(140, 45%, 41%) |
| OKLCH | oklch(60.2% 0.129 151.5) |
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 #399658 | 3.69:1 | AA large text | Lc -69.8 | Content text, not long reading |
| Black text on #399658 | 5.67:1 | AA | Lc 39.8 | Non-text elements, placeholder text |
| #399658 text on white | 3.69:1 | AA large text | Lc 64.3 | Content text, not long reading |
| #399658 text on black | 5.67:1 | AA | Lc -37.4 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EEE4
oklch(93.7% 0.018 150.5)
-
Step 200
200
#C9E0CE
oklch(88.5% 0.035 152)
-
Step 300
300
#A3CDAD
oklch(80.9% 0.063 152.1)
-
Step 400
400
#6FB381
oklch(70.8% 0.101 151.6)
-
Step 500
500 (this color)
#399658
oklch(60.2% 0.129 151.5)
-
Step 600
600
#188947
oklch(55.5% 0.139 151.6)
-
Step 700
700
#027438
oklch(49% 0.129 151.5)
-
Step 800
800
#0D5F2F
oklch(42.7% 0.107 151.5)
-
Step 900
900
#174E2A
oklch(37.8% 0.084 151.5)
-
Step 950
950
#0F2E19
oklch(27.1% 0.054 151.7)
#399658 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) | #978A54 | 0.110 |
| Deuteranopia (no green cones) | #8A815C | 0.108 |
| Tritanopia (no blue cones) | #1A9487 | 0.069 |
| Achromatopsia (no color) | #858585 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #399658
#399658
oklch(60.2% 0.129 151.5)
- #AC62A3
#AC62A3
oklch(60.2% 0.128 331.6)
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 #399658, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.020
- Viridian #1E9167 ΔE 0.032
- Fern Green #548D44 ΔE 0.032
- Sea Green #2E8B57 ΔE 0.036
- Ocean Green #3D9973 ΔE 0.036
- Kelley Green #009337 ΔE 0.048
- Muted Green #5FA052 ΔE 0.048
- Moss Green #658B38 ΔE 0.049
Use #399658 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.