#157A91
Closest named color: Ocean (#017B92). oklch(53.7% 0.091 218.2), rgb(21, 122, 145).
Aa
White text reads best on this color (4.97:1).
About this color
#157A91 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 54%, its chroma 0.091 and its hue 218°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.005 away. White text reads best on it, at 4.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.22:1 |
| White text | 4.97:1 |
Values
| HEX | #157A91 |
| RGB | rgb(21, 122, 145) |
| HSL | hsl(191, 75%, 33%) |
| OKLCH | oklch(53.7% 0.091 218.2) |
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 #157A91 | 4.97:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #157A91 | 4.22:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #157A91 text on white | 4.97:1 | AA | Lc 74.0 | Content text, not long reading |
| #157A91 text on black | 4.22:1 | AA large text | Lc -27.7 | 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 600.
-
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
#A4C8D2
oklch(81% 0.041 216.5)
-
Step 400
400
#70ABBC
oklch(70.7% 0.066 217.9)
-
Step 500
500
#4696AB
oklch(63.1% 0.084 217.5)
-
Step 600
600 (this color)
#157A91
oklch(53.7% 0.091 218.2)
-
Step 700
700
#0D6C81
oklch(49.2% 0.085 218.2)
-
Step 800
800
#125869
oklch(42.7% 0.071 218.6)
-
Step 900
900
#194855
oklch(37.6% 0.055 219.3)
-
Step 950
950
#102B32
oklch(27.1% 0.035 217.1)
#157A91 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) | #6B7692 | 0.078 |
| Deuteranopia (no green cones) | #5B6B91 | 0.069 |
| Tritanopia (no blue cones) | #008281 | 0.041 |
| Achromatopsia (no color) | #707070 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #157A91
#157A91
oklch(53.7% 0.091 218.2)
- #9B5A46
#9B5A46
oklch(53.7% 0.091 37.9)
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 #157A91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.005
- Sea Blue #047495 ΔE 0.022
- Deep Aqua #08787F ΔE 0.029
- Ocean Blue #03719C ΔE 0.037
- Teal #008080 ΔE 0.038
- Cerulean #457B9D ΔE 0.039
- Bluegreen #017A79 ΔE 0.040
- Teal Blue #01889F ΔE 0.042
Use #157A91 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.