#6CA339
Closest named color: Fern (#63A950). oklch(65.5% 0.149 132.6), rgb(108, 163, 57).
Aa
Black text reads best on this color (6.93:1).
About this color
#6CA339 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.149 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern (#63A950), ΔE 0.023 away. Black text reads best on it, at 6.93:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Fern (#63A950) |
| Black text | 6.93:1 |
| White text | 3.02:1 |
Values
| HEX | #6CA339 |
| RGB | rgb(108, 163, 57) |
| HSL | hsl(91, 48%, 43%) |
| OKLCH | oklch(65.5% 0.149 132.6) |
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 #6CA339 | 3.02:1 | AA large text | Lc -62.2 | Content text, not long reading |
| Black text on #6CA339 | 6.93:1 | AA | Lc 47.2 | Large or bold text, headings |
| #6CA339 text on white | 3.02:1 | AA large text | Lc 56.9 | Large or bold text, headings |
| #6CA339 text on black | 6.93:1 | AA | Lc -44.9 | 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
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E5EDDF
oklch(93.6% 0.02 131.5)
-
Step 200
200
#CFDFC4
oklch(88.4% 0.04 132.4)
-
Step 300
300
#AFCB9B
oklch(80.9% 0.072 132.5)
-
Step 400
400
#84B062
oklch(70.7% 0.117 132.7)
-
Step 500
500 (this color)
#6CA339
oklch(65.5% 0.149 132.6)
-
Step 600
600
#4D8500
oklch(55.6% 0.156 132.7)
-
Step 700
700
#407000
oklch(49.1% 0.138 132.7)
-
Step 800
800
#345C00
oklch(42.8% 0.12 132.5)
-
Step 900
900
#2C4C0A
oklch(37.8% 0.098 132.8)
-
Step 950
950
#1A2C09
oklch(26.8% 0.061 132.4)
#6CA339 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) | #AA972C | 0.085 |
| Deuteranopia (no green cones) | #A29341 | 0.085 |
| Tritanopia (no blue cones) | #6D9D8D | 0.111 |
| Achromatopsia (no color) | #949494 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CA339
#6CA339
oklch(65.5% 0.149 132.6)
- #B073D1
#B073D1
oklch(65.6% 0.149 312.8)
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 #6CA339, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern #63A950 ΔE 0.023
- Leaf #71AA34 ΔE 0.023
- Off Green #6BA353 ΔE 0.026
- Mid Green #50A747 ΔE 0.026
- Flat Green #699D4C ΔE 0.029
- Muted Green #5FA052 ΔE 0.030
- Grass #5CAC2D ΔE 0.033
- Dark Pastel Green #56AE57 ΔE 0.036
Use #6CA339 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.