#2B9889
Closest named color: Blue Green (#0F9B8E). oklch(61.6% 0.098 181.7), rgb(43, 152, 137).
Aa
Black text reads best on this color (5.95:1).
About this color
#2B9889 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 62%, its chroma 0.098 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Green (#0F9B8E), ΔE 0.011 away. Black text reads best on it, at 5.95:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Blue Green (#0F9B8E) |
| Black text | 5.95:1 |
| White text | 3.52:1 |
Values
| HEX | #2B9889 |
| RGB | rgb(43, 152, 137) |
| HSL | hsl(172, 56%, 38%) |
| OKLCH | oklch(61.6% 0.098 181.7) |
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 #2B9889 | 3.52:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #2B9889 | 5.95:1 | AA | Lc 41.6 | Non-text elements, placeholder text |
| #2B9889 text on white | 3.52:1 | AA large text | Lc 62.5 | Content text, not long reading |
| #2B9889 text on black | 5.95:1 | AA | Lc -39.2 | 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
#E0EDEA
oklch(93.6% 0.014 180.7)
-
Step 200
200
#C7DFDA
oklch(88.4% 0.026 181.8)
-
Step 300
300
#9FCBC3
oklch(80.8% 0.048 182.7)
-
Step 400
400
#66B1A4
oklch(70.8% 0.078 181.6)
-
Step 500
500 (this color)
#2B9889
oklch(61.6% 0.098 181.7)
-
Step 600
600
#008677
oklch(55.6% 0.1 181.4)
-
Step 700
700
#007164
oklch(49.2% 0.089 181.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#094C44
oklch(37.6% 0.063 182.5)
-
Step 950
950
#0A2D28
oklch(27.1% 0.041 182)
#2B9889 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) | #918F88 | 0.104 |
| Deuteranopia (no green cones) | #82848A | 0.099 |
| Tritanopia (no blue cones) | #009B93 | 0.016 |
| Achromatopsia (no color) | #888888 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B9889
#2B9889
oklch(61.6% 0.098 181.7)
- #B66B80
#B66B80
oklch(61.7% 0.099 2.3)
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 #2B9889, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Green #0F9B8E ΔE 0.011
- Persian Green #2A9D8F ΔE 0.015
- Sea #3C9992 ΔE 0.018
- Dusty Teal #4C9085 ΔE 0.029
- Teal Green #0A9396 ΔE 0.030
- Ocean Green #3D9973 ΔE 0.034
- Grey Teal #5E9B8A ΔE 0.041
- Dark Cyan #008B8B ΔE 0.045
Use #2B9889 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.