#439A57
Closest named color: Light Forest Green (#4F9153). oklch(61.6% 0.131 148.8), rgb(67, 154, 87).
Aa
Black text reads best on this color (5.99:1).
About this color
#439A57 is a medium-dark, moderately saturated green. In OKLCH its lightness is 62%, its chroma 0.131 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.026 away. Black text reads best on it, at 5.99:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #439A57 |
| RGB | rgb(67, 154, 87) |
| HSL | hsl(134, 39%, 43%) |
| OKLCH | oklch(61.6% 0.131 148.8) |
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 #439A57 | 3.50:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #439A57 | 5.99:1 | AA | Lc 41.8 | Non-text elements, placeholder text |
| #439A57 text on white | 3.50:1 | AA large text | Lc 62.3 | Content text, not long reading |
| #439A57 text on black | 5.99:1 | AA | Lc -39.4 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE3
oklch(93.5% 0.018 148.1)
-
Step 200
200
#CAE0CD
oklch(88.5% 0.035 149.3)
-
Step 300
300
#A5CDAA
oklch(81% 0.065 148.4)
-
Step 400
400
#72B27D
oklch(70.6% 0.101 148.8)
-
Step 500
500 (this color)
#439A57
oklch(61.6% 0.131 148.8)
-
Step 600
600
#228941
oklch(55.6% 0.142 148.9)
-
Step 700
700
#117432
oklch(49% 0.132 148.7)
-
Step 800
800
#145F2B
oklch(42.8% 0.109 149)
-
Step 900
900
#1A4E27
oklch(37.8% 0.086 148.9)
-
Step 950
950
#112E17
oklch(27.1% 0.055 148.5)
#439A57 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) | #9B8E52 | 0.106 |
| Deuteranopia (no green cones) | #90865B | 0.105 |
| Tritanopia (no blue cones) | #2F978A | 0.075 |
| Achromatopsia (no color) | #898989 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #439A57
#439A57
oklch(61.6% 0.131 148.8)
- #AF66AB
#AF66AB
oklch(61.6% 0.13 329)
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 #439A57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.026
- Muted Green #5FA052 ΔE 0.033
- Fern Green #548D44 ΔE 0.038
- Ocean Green #3D9973 ΔE 0.039
- Flat Green #699D4C ΔE 0.039
- Jade #1FA774 ΔE 0.043
- Viridian #1E9167 ΔE 0.045
- Mid Green #50A747 ΔE 0.049
Use #439A57 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.