#11A8B6
Closest named color: Turquoise Blue (#06B1C4). oklch(66.9% 0.112 205.5), rgb(17, 168, 182).
Aa
Black text reads best on this color (7.30:1).
About this color
#11A8B6 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.112 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.029 away. Black text reads best on it, at 7.30:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.30:1 |
| White text | 2.87:1 |
Values
| HEX | #11A8B6 |
| RGB | rgb(17, 168, 182) |
| HSL | hsl(185, 83%, 39%) |
| OKLCH | oklch(66.9% 0.112 205.5) |
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 #11A8B6 | 2.87:1 | Fails | Lc -59.7 | Large or bold text, headings |
| Black text on #11A8B6 | 7.30:1 | AAA | Lc 49.6 | Large or bold text, headings |
| #11A8B6 text on white | 2.87:1 | Fails | Lc 54.4 | Large or bold text, headings |
| #11A8B6 text on black | 7.30:1 | AAA | Lc -47.4 | Large or bold text, headings |
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 500.
-
Step 50
50
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DEEDEF
oklch(93.6% 0.016 206.4)
-
Step 200
200
#C3DFE3
oklch(88.4% 0.03 207.1)
-
Step 300
300
#97CBD2
oklch(80.8% 0.055 206.5)
-
Step 400
400
#55B0BB
oklch(70.6% 0.088 205.9)
-
Step 500
500 (this color)
#11A8B6
oklch(66.9% 0.112 205.5)
-
Step 600
600
#00838E
oklch(55.7% 0.095 205.2)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#005A62
oklch(42.7% 0.073 205.3)
-
Step 900
900
#004B52
oklch(37.7% 0.064 205.5)
-
Step 950
950
#002D31
oklch(27.1% 0.046 204.1)
#11A8B6 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) | #99A1B7 | 0.110 |
| Deuteranopia (no green cones) | #8492B6 | 0.100 |
| Tritanopia (no blue cones) | #00B0AC | 0.032 |
| Achromatopsia (no color) | #989898 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #11A8B6
#11A8B6
oklch(66.9% 0.112 205.5)
- #D17871
#D17871
oklch(66.9% 0.112 25.3)
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 #11A8B6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.029
- Light Sea Green #20B2AA ΔE 0.040
- Cadet Blue #5F9EA0 ΔE 0.049
- Sea #3C9992 ΔE 0.057
- Persian Green #2A9D8F ΔE 0.058
- Topaz #13BBAF ΔE 0.060
- Blue Green #0F9B8E ΔE 0.063
- Dull Teal #5F9E8F ΔE 0.063
Use #11A8B6 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.