#137B93
Closest named color: Ocean (#017B92). oklch(54% 0.093 218.7), rgb(19, 123, 147).
Aa
White text reads best on this color (4.90:1).
About this color
#137B93 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 54%, its chroma 0.093 and its hue 219°. 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 4.90:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.28:1 |
| White text | 4.90:1 |
Values
| HEX | #137B93 |
| RGB | rgb(19, 123, 147) |
| HSL | hsl(191, 77%, 33%) |
| OKLCH | oklch(54% 0.093 218.7) |
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 #137B93 | 4.90:1 | AA | Lc -79.0 | Fine for body text |
| Black text on #137B93 | 4.28:1 | AA large text | Lc 30.5 | Non-text elements, placeholder text |
| #137B93 text on white | 4.90:1 | AA | Lc 73.5 | Content text, not long reading |
| #137B93 text on black | 4.28:1 | AA large text | Lc -28.2 | 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
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C9DDE4
oklch(88.5% 0.023 220.8)
-
Step 300
300
#A3C8D3
oklch(81% 0.042 217.8)
-
Step 400
400
#6FABBD
oklch(70.7% 0.067 218.8)
-
Step 500
500
#4496AC
oklch(63.1% 0.086 218.1)
-
Step 600
600 (this color)
#137B93
oklch(54% 0.093 218.7)
-
Step 700
700
#086C82
oklch(49.1% 0.087 218.8)
-
Step 800
800
#105869
oklch(42.7% 0.071 218.3)
-
Step 900
900
#184956
oklch(37.9% 0.056 218.6)
-
Step 950
950
#102B32
oklch(27.1% 0.035 217.1)
#137B93 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) | #6C7794 | 0.079 |
| Deuteranopia (no green cones) | #5C6C93 | 0.070 |
| Tritanopia (no blue cones) | #008383 | 0.041 |
| Achromatopsia (no color) | #717171 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #137B93
#137B93
oklch(54% 0.093 218.7)
- #9C5A45
#9C5A45
oklch(53.8% 0.093 38.4)
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 #137B93, 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 0.024
- Deep Aqua #08787F ΔE 0.032
- Ocean Blue #03719C ΔE 0.038
- Cerulean #457B9D ΔE 0.038
- Teal Blue #01889F ΔE 0.039
- Teal #008080 ΔE 0.039
- Bluegreen #017A79 ΔE 0.043
Use #137B93 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.