#6AAA57
Closest named color: Fern (#63A950). oklch(67.5% 0.133 138.9), rgb(106, 170, 87).
Aa
Black text reads best on this color (7.50:1).
About this color
#6AAA57 is a medium-light, moderately saturated green. In OKLCH its lightness is 67%, its chroma 0.133 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern (#63A950), ΔE 0.012 away. Black text reads best on it, at 7.50:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Fern (#63A950) |
| Black text | 7.50:1 |
| White text | 2.79:1 |
Values
| HEX | #6AAA57 |
| RGB | rgb(106, 170, 87) |
| HSL | hsl(106, 33%, 50%) |
| OKLCH | oklch(67.5% 0.133 138.9) |
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 #6AAA57 | 2.79:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #6AAA57 | 7.50:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #6AAA57 text on white | 2.79:1 | Fails | Lc 53.7 | Large or bold text, headings |
| #6AAA57 text on black | 7.50:1 | AAA | Lc -48.1 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E2EEDF
oklch(93.6% 0.024 139.4)
-
Step 200
200
#CAE1C4
oklch(88.5% 0.046 139.2)
-
Step 300
300
#A6CE9A
oklch(80.9% 0.083 138.5)
-
Step 400
400 (this color)
#6AAA57
oklch(67.5% 0.133 138.9)
-
Step 500
500
#4CA02E
oklch(63% 0.17 138.8)
-
Step 600
600
#318900
oklch(55.5% 0.174 138.8)
-
Step 700
700
#287400
oklch(49.2% 0.155 138.8)
-
Step 800
800
#1F5F00
oklch(42.7% 0.134 138.9)
-
Step 900
900
#1D4E09
oklch(37.6% 0.11 138.8)
-
Step 950
950
#122E09
oklch(27% 0.07 139)
#6AAA57 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) | #AE9E50 | 0.090 |
| Deuteranopia (no green cones) | #A5985C | 0.090 |
| Tritanopia (no blue cones) | #66A597 | 0.091 |
| Achromatopsia (no color) | #9A9A9A | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6AAA57
#6AAA57
oklch(67.5% 0.133 138.9)
- #B97ACB
#B97ACB
oklch(67.4% 0.134 318.5)
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 #6AAA57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern #63A950 ΔE 0.012
- Asparagus #77AB56 ΔE 0.015
- Off Green #6BA353 ΔE 0.019
- Dark Pastel Green #56AE57 ΔE 0.021
- Dull Green #74A662 ΔE 0.023
- Algae #54AC68 ΔE 0.024
- Boring Green #63B365 ΔE 0.025
- Leaf #71AA34 ΔE 0.032
Use #6AAA57 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.