#409657
Closest named color: Light Forest Green (#4F9153). oklch(60.4% 0.126 149.8), rgb(64, 150, 87).
Aa
Black text reads best on this color (5.71:1).
About this color
#409657 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.126 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.017 away. Black text reads best on it, at 5.71:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.71:1 |
| White text | 3.67:1 |
Values
| HEX | #409657 |
| RGB | rgb(64, 150, 87) |
| HSL | hsl(136, 40%, 42%) |
| OKLCH | oklch(60.4% 0.126 149.8) |
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 #409657 | 3.67:1 | AA large text | Lc -69.5 | Content text, not long reading |
| Black text on #409657 | 5.71:1 | AA | Lc 40.0 | Non-text elements, placeholder text |
| #409657 text on white | 3.67:1 | AA large text | Lc 64.0 | Content text, not long reading |
| #409657 text on black | 5.71:1 | AA | Lc -37.6 | 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 500.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#CAE0CD
oklch(88.5% 0.035 149.3)
-
Step 300
300
#A5CCAC
oklch(80.8% 0.061 150.1)
-
Step 400
400
#72B27F
oklch(70.7% 0.099 149.7)
-
Step 500
500 (this color)
#409657
oklch(60.4% 0.126 149.8)
-
Step 600
600
#248945
oklch(55.7% 0.137 149.8)
-
Step 700
700
#137436
oklch(49.1% 0.128 149.8)
-
Step 800
800
#155E2D
oklch(42.6% 0.106 149.8)
-
Step 900
900
#1B4D29
oklch(37.6% 0.081 149.9)
-
Step 950
950
#112D18
oklch(26.9% 0.052 149.8)
#409657 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) | #978A52 | 0.105 |
| Deuteranopia (no green cones) | #8B825B | 0.103 |
| Tritanopia (no blue cones) | #2B9386 | 0.070 |
| Achromatopsia (no color) | #858585 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #409657
#409657
oklch(60.4% 0.126 149.8)
- #AB63A5
#AB63A5
oklch(60.3% 0.127 330.1)
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 #409657, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.017
- Fern Green #548D44 ΔE 0.030
- Viridian #1E9167 ΔE 0.035
- Ocean Green #3D9973 ΔE 0.036
- Sea Green #2E8B57 ΔE 0.038
- Muted Green #5FA052 ΔE 0.045
- Moss Green #658B38 ΔE 0.045
- Flat Green #699D4C ΔE 0.048
Use #409657 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.