#159777
Closest named color: Ocean Green (#3D9973). oklch(60.4% 0.115 170.2), rgb(21, 151, 119).
Aa
Black text reads best on this color (5.72:1).
About this color
#159777 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.115 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.021 away. Black text reads best on it, at 5.72:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.72:1 |
| White text | 3.66:1 |
Values
| HEX | #159777 |
| RGB | rgb(21, 151, 119) |
| HSL | hsl(165, 76%, 34%) |
| OKLCH | oklch(60.4% 0.115 170.2) |
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 #159777 | 3.66:1 | AA large text | Lc -69.3 | Content text, not long reading |
| Black text on #159777 | 5.72:1 | AA | Lc 40.3 | Non-text elements, placeholder text |
| #159777 text on white | 3.66:1 | AA large text | Lc 63.8 | Content text, not long reading |
| #159777 text on black | 5.72:1 | AA | Lc -37.9 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E0EEE8
oklch(93.7% 0.017 168.5)
-
Step 200
200
#C6E0D6
oklch(88.5% 0.031 170.5)
-
Step 300
300
#9DCDBB
oklch(80.9% 0.056 169.9)
-
Step 400
400
#62B398
oklch(70.7% 0.09 170)
-
Step 500
500 (this color)
#159777
oklch(60.4% 0.115 170.2)
-
Step 600
600
#00876A
oklch(55.5% 0.109 170.8)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#072E23
oklch(27.1% 0.048 170)
#159777 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) | #928C75 | 0.117 |
| Deuteranopia (no green cones) | #838179 | 0.112 |
| Tritanopia (no blue cones) | #00988E | 0.034 |
| Achromatopsia (no color) | #858585 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #159777
#159777
oklch(60.4% 0.115 170.2)
- #B4638B
#B4638B
oklch(60.4% 0.115 350.1)
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 #159777, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.021
- Viridian #1E9167 ΔE 0.024
- Blue Green #0F9B8E ΔE 0.033
- Persian Green #2A9D8F ΔE 0.038
- Sea Green #2E8B57 ΔE 0.047
- Sea #3C9992 ΔE 0.047
- Dusty Teal #4C9085 ΔE 0.047
- Light Forest Green #4F9153 ΔE 0.050
Use #159777 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.