#3B9B98
Closest named color: Sea (#3C9992). oklch(63.3% 0.089 192.2), rgb(59, 155, 152).
Aa
Black text reads best on this color (6.32:1).
About this color
#3B9B98 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.089 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.009 away. Black text reads best on it, at 6.32:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.32:1 |
| White text | 3.31:1 |
Values
| HEX | #3B9B98 |
| RGB | rgb(59, 155, 152) |
| HSL | hsl(178, 45%, 42%) |
| OKLCH | oklch(63.3% 0.089 192.2) |
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 #3B9B98 | 3.31:1 | AA large text | Lc -65.8 | Content text, not long reading |
| Black text on #3B9B98 | 6.32:1 | AA | Lc 43.7 | Non-text elements, placeholder text |
| #3B9B98 text on white | 3.31:1 | AA large text | Lc 60.3 | Content text, not long reading |
| #3B9B98 text on black | 6.32:1 | AA | Lc -41.4 | 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
#E1EDEC
oklch(93.7% 0.013 190.9)
-
Step 200
200
#C8DFDD
oklch(88.6% 0.025 190.4)
-
Step 300
300
#A1CAC8
oklch(80.9% 0.043 192.6)
-
Step 400
400
#6AAFAC
oklch(70.8% 0.07 192.1)
-
Step 500
500 (this color)
#3B9B98
oklch(63.3% 0.089 192.2)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#104B4A
oklch(37.7% 0.058 193.3)
-
Step 950
950
#0D2C2B
oklch(27% 0.036 192.3)
#3B9B98 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) | #929398 | 0.094 |
| Deuteranopia (no green cones) | #838899 | 0.088 |
| Tritanopia (no blue cones) | #009F9A | 0.021 |
| Achromatopsia (no color) | #8D8D8D | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B9B98
#3B9B98
oklch(63.3% 0.089 192.2)
- #B9737B
#B9737B
oklch(63.2% 0.089 12.5)
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 #3B9B98, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.009
- Persian Green #2A9D8F ΔE 0.020
- Blue Green #0F9B8E ΔE 0.026
- Grey Teal #5E9B8A ΔE 0.033
- Teal Green #0A9396 ΔE 0.034
- Dull Teal #5F9E8F ΔE 0.034
- Cadet Blue #5F9EA0 ΔE 0.035
- Dusty Teal #4C9085 ΔE 0.035
Use #3B9B98 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.