#409964
Closest named color: Ocean Green (#3D9973). oklch(61.5% 0.118 154.6), rgb(64, 153, 100).
Aa
Black text reads best on this color (5.95:1).
About this color
#409964 is a medium-dark, moderately saturated green. In OKLCH its lightness is 61%, its chroma 0.118 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.021 away. Black text reads best on it, at 5.95:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.95:1 |
| White text | 3.52:1 |
Values
| HEX | #409964 |
| RGB | rgb(64, 153, 100) |
| HSL | hsl(144, 41%, 43%) |
| OKLCH | oklch(61.5% 0.118 154.6) |
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 #409964 | 3.52:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #409964 | 5.95:1 | AA | Lc 41.5 | Non-text elements, placeholder text |
| #409964 text on white | 3.52:1 | AA large text | Lc 62.6 | Content text, not long reading |
| #409964 text on black | 5.95:1 | AA | Lc -39.1 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#CAE0D0
oklch(88.6% 0.032 154.1)
-
Step 300
300
#A4CCB0
oklch(80.9% 0.058 154.4)
-
Step 400
400
#70B287
oklch(70.7% 0.093 154.7)
-
Step 500
500 (this color)
#409964
oklch(61.5% 0.118 154.6)
-
Step 600
600
#1D8850
oklch(55.5% 0.128 154.7)
-
Step 700
700
#0A7441
oklch(49.2% 0.119 154.6)
-
Step 800
800
#115E36
oklch(42.7% 0.098 154.9)
-
Step 900
900
#184D2F
oklch(37.6% 0.076 155.1)
-
Step 950
950
#102D1C
oklch(26.9% 0.048 155.6)
#409964 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) | #998E61 | 0.105 |
| Deuteranopia (no green cones) | #8C8567 | 0.102 |
| Tritanopia (no blue cones) | #23978B | 0.059 |
| Achromatopsia (no color) | #888888 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #409964
#409964
oklch(61.5% 0.118 154.6)
- #AF68A1
#AF68A1
oklch(61.5% 0.117 334.5)
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 #409964, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.021
- Light Forest Green #4F9153 ΔE 0.026
- Viridian #1E9167 ΔE 0.034
- Jade #1FA774 ΔE 0.040
- Fern Green #548D44 ΔE 0.043
- Muted Green #5FA052 ΔE 0.043
- Sea Green #2E8B57 ΔE 0.046
- Flat Green #699D4C ΔE 0.048
Use #409964 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.