#399D65
Closest named color: Ocean Green (#3D9973). oklch(62.3% 0.126 155.3), rgb(57, 157, 101).
Aa
Black text reads best on this color (6.18:1).
About this color
#399D65 is a medium-light, moderately saturated green. In OKLCH its lightness is 62%, its chroma 0.126 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 0.027 away. Black text reads best on it, at 6.18:1.
| Hue family | Greens |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 6.18:1 |
| White text | 3.39:1 |
Values
| HEX | #399D65 |
| RGB | rgb(57, 157, 101) |
| HSL | hsl(146, 47%, 42%) |
| OKLCH | oklch(62.3% 0.126 155.3) |
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 #399D65 | 3.39:1 | AA large text | Lc -66.6 | Content text, not long reading |
| Black text on #399D65 | 6.18:1 | AA | Lc 42.9 | Non-text elements, placeholder text |
| #399D65 text on white | 3.39:1 | AA large text | Lc 61.1 | Content text, not long reading |
| #399D65 text on black | 6.18:1 | AA | Lc -40.6 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E1EEE5
oklch(93.7% 0.018 155.8)
-
Step 200
200
#C8E0D0
oklch(88.4% 0.034 156.5)
-
Step 300
300
#A2CDB0
oklch(80.9% 0.061 155.3)
-
Step 400
400
#6BB386
oklch(70.7% 0.099 155.5)
-
Step 500
500 (this color)
#399D65
oklch(62.3% 0.126 155.3)
-
Step 600
600
#008A4E
oklch(55.6% 0.137 155)
-
Step 700
700
#007441
oklch(49.1% 0.121 155.2)
-
Step 800
800
#005F34
oklch(42.6% 0.105 155.1)
-
Step 900
900
#114E2E
oklch(37.7% 0.082 155.5)
-
Step 950
950
#0D2E1B
oklch(27.1% 0.053 155.1)
#399D65 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) | #9C9161 | 0.112 |
| Deuteranopia (no green cones) | #8F8869 | 0.109 |
| Tritanopia (no blue cones) | #079B8F | 0.063 |
| Achromatopsia (no color) | #8B8B8B | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #399D65
#399D65
oklch(62.3% 0.126 155.3)
- #B568A5
#B568A5
oklch(62.4% 0.126 335.1)
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 #399D65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.027
- Jade #1FA774 ΔE 0.029
- Light Forest Green #4F9153 ΔE 0.036
- Muted Green #5FA052 ΔE 0.039
- Viridian #1E9167 ΔE 0.042
- Seaweed Green #35AD6B ΔE 0.046
- Flat Green #699D4C ΔE 0.047
- Fern Green #548D44 ΔE 0.051
Use #399D65 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.