#17AEC8
Closest named color: Turquoise Blue (#06B1C4). oklch(69.2% 0.118 213.8), rgb(23, 174, 200).
Aa
Black text reads best on this color (7.92:1).
About this color
#17AEC8 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 69%, its chroma 0.118 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.012 away. Black text reads best on it, at 7.92:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.92:1 |
| White text | 2.64:1 |
Values
| HEX | #17AEC8 |
| RGB | rgb(23, 174, 200) |
| HSL | hsl(189, 79%, 44%) |
| OKLCH | oklch(69.2% 0.118 213.8) |
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 #17AEC8 | 2.64:1 | Fails | Lc -56.2 | Large or bold text, headings |
| Black text on #17AEC8 | 7.92:1 | AAA | Lc 53.0 | Large or bold text, headings |
| #17AEC8 text on white | 2.64:1 | Fails | Lc 51.0 | Large or bold text, headings |
| #17AEC8 text on black | 7.92:1 | AAA | Lc -50.9 | 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 400.
-
Step 50
50
#EEF7F9
oklch(97% 0.01 212.5)
-
Step 100
100
#DBEEF3
oklch(93.7% 0.021 215.3)
-
Step 200
200
#BBE1EA
oklch(88.5% 0.042 213.7)
-
Step 300
300
#87CDDE
oklch(80.8% 0.074 214.7)
-
Step 400
400 (this color)
#17AEC8
oklch(69.2% 0.118 213.8)
-
Step 500
500
#009AB2
oklch(63.1% 0.111 213.9)
-
Step 600
600
#008196
oklch(55.5% 0.098 214.4)
-
Step 700
700
#006D7E
oklch(49.1% 0.086 213.3)
-
Step 800
800
#005968
oklch(42.7% 0.075 214.2)
-
Step 900
900
#004A57
oklch(37.6% 0.066 214.5)
-
Step 950
950
#002C34
oklch(26.9% 0.047 213.2)
#17AEC8 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) | #9BA8C9 | 0.106 |
| Deuteranopia (no green cones) | #8598C8 | 0.096 |
| Tritanopia (no blue cones) | #00B8B6 | 0.046 |
| Achromatopsia (no color) | #9F9F9F | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17AEC8
#17AEC8
oklch(69.2% 0.118 213.8)
- #DB7F6A
#DB7F6A
oklch(69.1% 0.119 33.8)
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 #17AEC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.012
- Light Sea Green #20B2AA ΔE 0.050
- Topaz #13BBAF ΔE 0.061
- Cadet Blue #5F9EA0 ΔE 0.067
- Greyblue #77A1B5 ΔE 0.067
- Bluegrey #85A3B2 ΔE 0.081
- Greeny Blue #42B395 ΔE 0.082
- Deep Sky Blue #00BFFF ΔE 0.084
Use #17AEC8 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.