#17DBCA
Closest named color: Turquoise (#40E0D0). oklch(80.3% 0.139 184.9), rgb(23, 219, 202).
Aa
Black text reads best on this color (12.02:1).
About this color
#17DBCA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 80%, its chroma 0.139 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.021 away. Black text reads best on it, at 12.02:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 12.02:1 |
| White text | 1.74:1 |
Values
| HEX | #17DBCA |
| RGB | rgb(23, 219, 202) |
| HSL | hsl(175, 81%, 47%) |
| OKLCH | oklch(80.3% 0.139 184.9) |
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 #17DBCA | 1.74:1 | Fails | Lc -35.1 | Non-text elements, placeholder text |
| Black text on #17DBCA | 12.02:1 | AAA | Lc 72.6 | Content text, not long reading |
| #17DBCA text on white | 1.74:1 | Fails | Lc 31.2 | Non-text elements, placeholder text |
| #17DBCA text on black | 12.02:1 | AAA | Lc -71.5 | Content text, not long reading |
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 300.
-
Step 50
50
#E9FAF7
oklch(97.2% 0.018 184.3)
-
Step 100
100
#CDF3ED
oklch(93.5% 0.04 184.9)
-
Step 200
200
#9EEAE0
oklch(88.5% 0.076 185.6)
-
Step 300
300 (this color)
#17DBCA
oklch(80.3% 0.139 184.9)
-
Step 400
400
#00B9AA
oklch(70.6% 0.125 184.7)
-
Step 500
500
#009F92
oklch(63.2% 0.111 184.7)
-
Step 600
600
#00867B
oklch(55.7% 0.098 184.8)
-
Step 700
700
#007067
oklch(49% 0.086 185.2)
-
Step 800
800
#005C54
oklch(42.7% 0.075 184.7)
-
Step 900
900
#004D46
oklch(37.8% 0.067 184.5)
-
Step 950
950
#002E29
oklch(27.1% 0.048 183.6)
#17DBCA 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) | #CFCEC9 | 0.147 |
| Deuteranopia (no green cones) | #B8BDCC | 0.139 |
| Tritanopia (no blue cones) | #00E0D6 | 0.018 |
| Achromatopsia (no color) | #C4C4C4 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17DBCA
#17DBCA
oklch(80.3% 0.139 184.9)
- #FF9DB4
#FF9DB4
oklch(80.2% 0.119 4.9)
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 #17DBCA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.021
- Medium Turquoise #48D1CC ΔE 0.032
- Dark Turquoise #00CED1 ΔE 0.042
- Aqua Blue #02D8E9 ΔE 0.048
- Aqua Marine #2EE8BB ΔE 0.049
- Seafoam Blue #78D1B6 ΔE 0.051
- Medium Aquamarine #66CDAA ΔE 0.052
- Emerald #06D6A0 ΔE 0.057
Use #17DBCA 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.