#159A89
Closest named color: Blue Green (#0F9B8E). oklch(61.7% 0.107 181.1), rgb(21, 154, 137).
Aa
Black text reads best on this color (6.01:1).
About this color
#159A89 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 62%, its chroma 0.107 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Green (#0F9B8E), ΔE 0.007 away. Black text reads best on it, at 6.01:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Blue Green (#0F9B8E) |
| Black text | 6.01:1 |
| White text | 3.49:1 |
Values
| HEX | #159A89 |
| RGB | rgb(21, 154, 137) |
| HSL | hsl(172, 76%, 34%) |
| OKLCH | oklch(61.7% 0.107 181.1) |
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 #159A89 | 3.49:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #159A89 | 6.01:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #159A89 text on white | 3.49:1 | AA large text | Lc 62.0 | Content text, not long reading |
| #159A89 text on black | 6.01:1 | AA | Lc -39.7 | 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
#C5E0DA
oklch(88.5% 0.03 180.7)
-
Step 300
300
#9CCCC2
oklch(80.8% 0.052 180.7)
-
Step 400
400
#5FB2A4
oklch(70.7% 0.084 181.6)
-
Step 500
500 (this color)
#159A89
oklch(61.7% 0.107 181.1)
-
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
#005C51
oklch(42.6% 0.077 181.1)
-
Step 900
900
#004D44
oklch(37.7% 0.068 181.7)
-
Step 950
950
#052D28
oklch(26.9% 0.044 182.8)
#159A89 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) | #939088 | 0.114 |
| Deuteranopia (no green cones) | #82848A | 0.108 |
| Tritanopia (no blue cones) | #009D95 | 0.017 |
| Achromatopsia (no color) | #898989 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #159A89
#159A89
oklch(61.7% 0.107 181.1)
- #BA6881
#BA6881
oklch(61.7% 0.108 1.2)
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 #159A89, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Green #0F9B8E ΔE 0.007
- Persian Green #2A9D8F ΔE 0.015
- Sea #3C9992 ΔE 0.025
- Ocean Green #3D9973 ΔE 0.033
- Teal Green #0A9396 ΔE 0.034
- Dusty Teal #4C9085 ΔE 0.038
- Grey Teal #5E9B8A ΔE 0.047
- Dark Cyan #008B8B ΔE 0.048
Use #159A89 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.