#158E7A
Closest named color: Dark Cyan (#008B8B). oklch(58.1% 0.103 177.6), rgb(21, 142, 122).
Aa
Black text reads best on this color (5.18:1).
About this color
#158E7A is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.103 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.031 away. Black text reads best on it, at 5.18:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 5.18:1 |
| White text | 4.05:1 |
Values
| HEX | #158E7A |
| RGB | rgb(21, 142, 122) |
| HSL | hsl(170, 74%, 32%) |
| OKLCH | oklch(58.1% 0.103 177.6) |
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 #158E7A | 4.05:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #158E7A | 5.18:1 | AA | Lc 36.8 | Non-text elements, placeholder text |
| #158E7A text on white | 4.05:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #158E7A text on black | 5.18:1 | AA | Lc -34.4 | 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 600.
-
Step 50
50
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDEA
oklch(93.6% 0.013 179.5)
-
Step 200
200
#C8DFD9
oklch(88.5% 0.026 178.3)
-
Step 300
300
#A2CBC0
oklch(80.9% 0.046 176.9)
-
Step 400
400
#6BB0A0
oklch(70.7% 0.074 177.6)
-
Step 500
500
#3C9C89
oklch(63.1% 0.094 177.7)
-
Step 600
600 (this color)
#158E7A
oklch(58.1% 0.103 177.6)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900
#114C41
oklch(37.6% 0.062 177.4)
-
Step 950
950
#0D2D26
oklch(27.1% 0.04 176.4)
#158E7A 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) | #888579 | 0.108 |
| Deuteranopia (no green cones) | #797A7C | 0.103 |
| Tritanopia (no blue cones) | #009088 | 0.020 |
| Achromatopsia (no color) | #7E7E7E | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #158E7A
#158E7A
oklch(58.1% 0.103 177.6)
- #AB5F7B
#AB5F7B
oklch(58.1% 0.104 357.3)
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 #158E7A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.031
- Viridian #1E9167 ΔE 0.032
- Dusty Teal #4C9085 ΔE 0.040
- Teal Green #0A9396 ΔE 0.041
- Blue Green #0F9B8E ΔE 0.042
- Ocean Green #3D9973 ΔE 0.045
- Sea Green #2E8B57 ΔE 0.048
- Teal #008080 ΔE 0.049
Use #158E7A 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.