#2B8689
Closest named color: Dark Cyan (#008B8B). oklch(56.9% 0.083 198.2), rgb(43, 134, 137).
Aa
Black text reads best on this color (4.87:1).
About this color
#2B8689 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.083 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.018 away. Black text reads best on it, at 4.87:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 4.87:1 |
| White text | 4.30:1 |
Values
| HEX | #2B8689 |
| RGB | rgb(43, 134, 137) |
| HSL | hsl(182, 52%, 35%) |
| OKLCH | oklch(56.9% 0.083 198.2) |
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 #2B8689 | 4.30:1 | AA large text | Lc -75.0 | Fine for body text |
| Black text on #2B8689 | 4.87:1 | AA | Lc 34.6 | Non-text elements, placeholder text |
| #2B8689 text on white | 4.30:1 | AA large text | Lc 69.5 | Content text, not long reading |
| #2B8689 text on black | 4.87:1 | AA | Lc -32.1 | 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 600.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CADEDE
oklch(88.6% 0.021 196.8)
-
Step 300
300
#A5C8C9
oklch(80.8% 0.037 198.6)
-
Step 400
400
#73ACAE
oklch(70.6% 0.059 198.7)
-
Step 500
500
#4A989A
oklch(63.1% 0.077 197.6)
-
Step 600
600 (this color)
#2B8689
oklch(56.9% 0.083 198.2)
-
Step 700
700
#166E71
oklch(49.1% 0.078 198.5)
-
Step 800
800
#175A5C
oklch(42.8% 0.064 198)
-
Step 900
900
#1B4A4B
oklch(37.8% 0.05 197.2)
-
Step 950
950
#122B2C
oklch(27% 0.031 198.9)
#2B8689 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) | #7D8089 | 0.086 |
| Deuteranopia (no green cones) | #6E758A | 0.080 |
| Tritanopia (no blue cones) | #008B87 | 0.020 |
| Achromatopsia (no color) | #7A7A7A | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B8689
#2B8689
oklch(56.9% 0.083 198.2)
- #A36264
#A36264
oklch(56.9% 0.085 18.1)
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 #2B8689, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.018
- Teal #008080 ΔE 0.028
- Teal Blue #01889F ΔE 0.034
- Teal Green #0A9396 ΔE 0.038
- Dusty Teal #4C9085 ΔE 0.044
- Ocean #017B92 ΔE 0.045
- Bluegreen #017A79 ΔE 0.046
- Deep Aqua #08787F ΔE 0.048
Use #2B8689 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.