#339257
Closest named color: Light Forest Green (#4F9153). oklch(58.9% 0.127 152.7), rgb(51, 146, 87).
Aa
Black text reads best on this color (5.38:1).
About this color
#339257 is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.127 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.021 away. Black text reads best on it, at 5.38:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.38:1 |
| White text | 3.89:1 |
Values
| HEX | #339257 |
| RGB | rgb(51, 146, 87) |
| HSL | hsl(143, 48%, 39%) |
| OKLCH | oklch(58.9% 0.127 152.7) |
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 #339257 | 3.89:1 | AA large text | Lc -71.6 | Content text, not long reading |
| Black text on #339257 | 5.38:1 | AA | Lc 38.0 | Non-text elements, placeholder text |
| #339257 text on white | 3.89:1 | AA large text | Lc 66.1 | Content text, not long reading |
| #339257 text on black | 5.38:1 | AA | Lc -35.6 | 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 600.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#CAE0CF
oklch(88.6% 0.033 152.4)
-
Step 300
300
#A6CCAF
oklch(81% 0.057 152.1)
-
Step 400
400
#73B185
oklch(70.6% 0.091 152.7)
-
Step 500
500
#4A9E67
oklch(63.2% 0.117 152.9)
-
Step 600
600 (this color)
#339257
oklch(58.9% 0.127 152.7)
-
Step 700
700
#17733E
oklch(49.1% 0.118 152.5)
-
Step 800
800
#175E34
oklch(42.8% 0.098 152.8)
-
Step 900
900
#1C4D2D
oklch(37.7% 0.076 152.3)
-
Step 950
950
#122D1B
oklch(27% 0.047 152.8)
#339257 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) | #928653 | 0.109 |
| Deuteranopia (no green cones) | #867E5B | 0.107 |
| Tritanopia (no blue cones) | #089083 | 0.065 |
| Achromatopsia (no color) | #818181 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #339257
#339257
oklch(58.9% 0.127 152.7)
- #A85E9D
#A85E9D
oklch(58.8% 0.126 332.7)
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 #339257, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.021
- Sea Green #2E8B57 ΔE 0.022
- Viridian #1E9167 ΔE 0.024
- Fern Green #548D44 ΔE 0.030
- Ocean Green #3D9973 ΔE 0.041
- Kelley Green #009337 ΔE 0.046
- Dark Sage #598556 ΔE 0.048
- Moss Green #658B38 ΔE 0.049
Use #339257 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.