#137B69
Closest named color: Bluegreen (#017A79). oklch(52.4% 0.092 177.1), rgb(19, 123, 105).
Aa
White text reads best on this color (5.16:1).
About this color
#137B69 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.092 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.026 away. White text reads best on it, at 5.16:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.06:1 |
| White text | 5.16:1 |
Values
| HEX | #137B69 |
| RGB | rgb(19, 123, 105) |
| HSL | hsl(170, 73%, 28%) |
| OKLCH | oklch(52.4% 0.092 177.1) |
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 #137B69 | 5.16:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #137B69 | 4.06:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #137B69 text on white | 5.16:1 | AA | Lc 75.2 | Fine for body text |
| #137B69 text on black | 4.06:1 | AA large text | Lc -26.6 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDEA
oklch(93.7% 0.012 178)
-
Step 200
200
#CADED9
oklch(88.4% 0.022 179.1)
-
Step 300
300
#A5CAC0
oklch(80.9% 0.042 177)
-
Step 400
400
#72AFA0
oklch(70.8% 0.067 177)
-
Step 500
500
#499A89
oklch(63% 0.084 177.8)
-
Step 600
600 (this color)
#137B69
oklch(52.4% 0.092 177.1)
-
Step 700
700
#127060
oklch(49% 0.086 177.6)
-
Step 800
800
#155C4E
oklch(42.8% 0.072 176.3)
-
Step 900
900
#1A4B41
oklch(37.6% 0.055 177.4)
-
Step 950
950
#112C26
oklch(27% 0.035 177.1)
#137B69 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) | #767368 | 0.097 |
| Deuteranopia (no green cones) | #69696A | 0.093 |
| Tritanopia (no blue cones) | #007D76 | 0.019 |
| Achromatopsia (no color) | #6D6D6D | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #137B69
#137B69
oklch(52.4% 0.092 177.1)
- #94526A
#94526A
oklch(52.3% 0.092 357.6)
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 #137B69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.026
- Dark Aquamarine #017371 ΔE 0.033
- Teal #008080 ΔE 0.034
- Deep Turquoise #017374 ΔE 0.036
- Deep Aqua #08787F ΔE 0.039
- Dark Aqua #05696B ΔE 0.060
- Dark Cyan #008B8B ΔE 0.061
- Ocean #017B92 ΔE 0.066
Use #137B69 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.