#136768
Closest named color: Dark Aqua (#05696B). oklch(46.8% 0.074 196.2), rgb(19, 103, 104).
Aa
White text reads best on this color (6.62:1).
About this color
#136768 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 47%, its chroma 0.074 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.007 away. White text reads best on it, at 6.62:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.16:1 |
| White text | 6.62:1 |
Values
| HEX | #136768 |
| RGB | rgb(19, 103, 104) |
| HSL | hsl(181, 69%, 24%) |
| OKLCH | oklch(46.8% 0.074 196.2) |
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 #136768 | 6.62:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #136768 | 3.16:1 | AA large text | Lc 21.6 | Dividers and decoration only |
| #136768 text on white | 6.62:1 | AA | Lc 82.4 | Fine for body text |
| #136768 text on black | 3.16:1 | AA large text | Lc -19.5 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CBDDDD
oklch(88.4% 0.019 196.8)
-
Step 300
300
#A7C8C8
oklch(80.9% 0.035 196.5)
-
Step 400
400
#75ACAC
oklch(70.6% 0.058 195.9)
-
Step 500
500
#4E9798
oklch(63% 0.073 196.6)
-
Step 600
600
#2C8283
oklch(55.7% 0.08 196.2)
-
Step 700
700 (this color)
#136768
oklch(46.8% 0.074 196.2)
-
Step 800
800
#1C595A
oklch(42.6% 0.061 196.7)
-
Step 900
900
#1E4A4A
oklch(37.8% 0.048 195.3)
-
Step 950
950
#132B2B
oklch(27% 0.03 195.5)
#136768 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) | #5F6268 | 0.076 |
| Deuteranopia (no green cones) | #535969 | 0.071 |
| Tritanopia (no blue cones) | #006B67 | 0.014 |
| Achromatopsia (no color) | #5D5D5D | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #136768
#136768
oklch(46.8% 0.074 196.2)
- #7F484C
#7F484C
oklch(46.8% 0.075 15.7)
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 #136768, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.007
- Dark Green Blue #1F6357 ΔE 0.026
- Petrol #005F6A ΔE 0.029
- Dark Aquamarine #017371 ΔE 0.036
- Deep Turquoise #017374 ΔE 0.037
- Deep Aqua #08787F ΔE 0.056
- Bluegreen #017A79 ΔE 0.058
- Deep Teal #00555A ΔE 0.060
Use #136768 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.