#339F80
Closest named color: Ocean Green (#3D9973). oklch(63.3% 0.108 170), rgb(51, 159, 128).
Aa
Black text reads best on this color (6.41:1).
About this color
#339F80 is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.108 and its hue 170°. 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 6.41:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 6.41:1 |
| White text | 3.27:1 |
Values
| HEX | #339F80 |
| RGB | rgb(51, 159, 128) |
| HSL | hsl(163, 51%, 41%) |
| OKLCH | oklch(63.3% 0.108 170) |
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 #339F80 | 3.27:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #339F80 | 6.41:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #339F80 text on white | 3.27:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #339F80 text on black | 6.41:1 | AA | Lc -42.0 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E0EDE8
oklch(93.5% 0.015 171)
-
Step 200
200
#C7E0D6
oklch(88.5% 0.03 169.6)
-
Step 300
300
#9FCCBB
oklch(80.8% 0.053 169.9)
-
Step 400
400
#67B298
oklch(70.7% 0.085 169.5)
-
Step 500
500 (this color)
#339F80
oklch(63.3% 0.108 170)
-
Step 600
600
#008869
oklch(55.7% 0.111 169.5)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#094D3C
oklch(37.6% 0.07 170.7)
-
Step 950
950
#0A2D23
oklch(26.9% 0.044 170.6)
#339F80 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) | #9B947E | 0.111 |
| Deuteranopia (no green cones) | #8C8A82 | 0.106 |
| Tritanopia (no blue cones) | #00A096 | 0.033 |
| Achromatopsia (no color) | #8E8E8E | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #339F80
#339F80
oklch(63.3% 0.108 170)
- #BB6E93
#BB6E93
oklch(63.4% 0.108 350.4)
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 #339F80, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.021
- Persian Green #2A9D8F ΔE 0.025
- Blue Green #0F9B8E ΔE 0.030
- Jade #1FA774 ΔE 0.035
- Sea #3C9992 ΔE 0.038
- Grey Teal #5E9B8A ΔE 0.041
- Dull Teal #5F9E8F ΔE 0.045
- Dusty Teal #4C9085 ΔE 0.050
Use #339F80 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.