#339798
Closest named color: Sea (#3C9992). oklch(62% 0.09 196), rgb(51, 151, 152).
Aa
Black text reads best on this color (6.02:1).
About this color
#339798 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 62%, its chroma 0.090 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.014 away. Black text reads best on it, at 6.02:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.02:1 |
| White text | 3.48:1 |
Values
| HEX | #339798 |
| RGB | rgb(51, 151, 152) |
| HSL | hsl(181, 50%, 40%) |
| OKLCH | oklch(62% 0.09 196) |
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 #339798 | 3.48:1 | AA large text | Lc -67.6 | Content text, not long reading |
| Black text on #339798 | 6.02:1 | AA | Lc 41.9 | Non-text elements, placeholder text |
| #339798 text on white | 3.48:1 | AA large text | Lc 62.1 | Content text, not long reading |
| #339798 text on black | 6.02:1 | AA | Lc -39.6 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1EDEC
oklch(93.7% 0.013 190.9)
-
Step 200
200
#C7DEDE
oklch(88.4% 0.025 196.7)
-
Step 300
300
#A0CACA
oklch(80.9% 0.044 196.3)
-
Step 400
400
#69AFAF
oklch(70.8% 0.071 195.7)
-
Step 500
500 (this color)
#339798
oklch(62% 0.09 196)
-
Step 600
600
#008485
oklch(55.6% 0.095 195.7)
-
Step 700
700
#006F70
oklch(49.1% 0.084 195.9)
-
Step 800
800
#005B5C
oklch(42.7% 0.073 196.1)
-
Step 900
900
#0E4B4C
oklch(37.7% 0.059 196.6)
-
Step 950
950
#0C2C2C
oklch(27% 0.037 195.2)
#339798 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) | #8D9098 | 0.094 |
| Deuteranopia (no green cones) | #7E8499 | 0.089 |
| Tritanopia (no blue cones) | #009C97 | 0.020 |
| Achromatopsia (no color) | #898989 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #339798
#339798
oklch(62% 0.09 196)
- #B66F74
#B66F74
oklch(62% 0.09 15.5)
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 #339798, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.014
- Teal Green #0A9396 ΔE 0.021
- Persian Green #2A9D8F ΔE 0.026
- Blue Green #0F9B8E ΔE 0.026
- Dusty Teal #4C9085 ΔE 0.031
- Grey Teal #5E9B8A ΔE 0.043
- Dark Cyan #008B8B ΔE 0.045
- Cadet Blue #5F9EA0 ΔE 0.045
Use #339798 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.