#156F85
Closest named color: Sea Blue (#047495). oklch(50.3% 0.085 219.3), rgb(21, 111, 133).
Aa
White text reads best on this color (5.76:1).
About this color
#156F85 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 50%, its chroma 0.085 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.026 away. White text reads best on it, at 5.76:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 3.64:1 |
| White text | 5.76:1 |
Values
| HEX | #156F85 |
| RGB | rgb(21, 111, 133) |
| HSL | hsl(192, 73%, 30%) |
| OKLCH | oklch(50.3% 0.085 219.3) |
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 #156F85 | 5.76:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #156F85 | 3.64:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #156F85 text on white | 5.76:1 | AA | Lc 78.4 | Fine for body text |
| #156F85 text on black | 3.64:1 | AA large text | Lc -23.4 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#C9DDE3
oklch(88.4% 0.023 217.7)
-
Step 300
300
#A4C7D3
oklch(80.8% 0.041 220.6)
-
Step 400
400
#70ABBD
oklch(70.7% 0.067 219.1)
-
Step 500
500
#4696AC
oklch(63.2% 0.084 218.5)
-
Step 600
600
#208098
oklch(55.7% 0.092 219)
-
Step 700
700 (this color)
#156F85
oklch(50.3% 0.085 219.3)
-
Step 800
800
#135869
oklch(42.8% 0.07 218.7)
-
Step 900
900
#194855
oklch(37.6% 0.055 219.3)
-
Step 950
950
#102A32
oklch(26.8% 0.035 220.6)
#156F85 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) | #616C86 | 0.071 |
| Deuteranopia (no green cones) | #536185 | 0.064 |
| Tritanopia (no blue cones) | #007676 | 0.038 |
| Achromatopsia (no color) | #666666 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #156F85
#156F85
oklch(50.3% 0.085 219.3)
- #8D523E
#8D523E
oklch(50.2% 0.085 39.4)
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 #156F85, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.026
- Deep Aqua #08787F ΔE 0.032
- Deep Turquoise #017374 ΔE 0.035
- Ocean Blue #03719C ΔE 0.036
- Ocean #017B92 ΔE 0.037
- Dark Aquamarine #017371 ΔE 0.039
- Peacock Blue #016795 ΔE 0.041
- Dark Aqua #05696B ΔE 0.044
Use #156F85 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.