#339D97
Closest named color: Sea (#3C9992). oklch(63.5% 0.095 189.6), rgb(51, 157, 151).
Aa
Black text reads best on this color (6.41:1).
About this color
#339D97 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.095 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.012 away. Black text reads best on it, at 6.41:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.41:1 |
| White text | 3.27:1 |
Values
| HEX | #339D97 |
| RGB | rgb(51, 157, 151) |
| HSL | hsl(177, 51%, 41%) |
| OKLCH | oklch(63.5% 0.095 189.6) |
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 #339D97 | 3.27:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #339D97 | 6.41:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #339D97 text on white | 3.27:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #339D97 text on black | 6.41:1 | AA | Lc -41.9 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E0EDEC
oklch(93.6% 0.014 191.4)
-
Step 200
200
#C7DFDD
oklch(88.5% 0.026 190.6)
-
Step 300
300
#9FCBC7
oklch(81% 0.047 189.4)
-
Step 400
400
#66B0AA
oklch(70.7% 0.075 188.9)
-
Step 500
500 (this color)
#339D97
oklch(63.5% 0.095 189.6)
-
Step 600
600
#00857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706B
oklch(49.2% 0.085 189.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#084C49
oklch(37.7% 0.062 190.1)
-
Step 950
950
#0A2D2A
oklch(27.1% 0.04 187.1)
#339D97 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) | #949597 | 0.100 |
| Deuteranopia (no green cones) | #848998 | 0.094 |
| Tritanopia (no blue cones) | #00A19B | 0.016 |
| Achromatopsia (no color) | #8E8E8E | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #339D97
#339D97
oklch(63.5% 0.095 189.6)
- #BC727E
#BC727E
oklch(63.5% 0.094 9.6)
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 #339D97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.012
- Persian Green #2A9D8F ΔE 0.014
- Blue Green #0F9B8E ΔE 0.021
- Grey Teal #5E9B8A ΔE 0.035
- Dull Teal #5F9E8F ΔE 0.035
- Teal Green #0A9396 ΔE 0.036
- Cadet Blue #5F9EA0 ΔE 0.039
- Dusty Teal #4C9085 ΔE 0.039
Use #339D97 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.