#19E8ED
Closest named color: Turquoise (#40E0D0). oklch(84.6% 0.141 197.6), rgb(25, 232, 237).
Aa
Black text reads best on this color (13.80:1).
About this color
#19E8ED is a light, vivid teal or cyan. In OKLCH its lightness is 85%, its chroma 0.141 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.039 away. Black text reads best on it, at 13.80:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 13.80:1 |
| White text | 1.52:1 |
Values
| HEX | #19E8ED |
| RGB | rgb(25, 232, 237) |
| HSL | hsl(181, 85%, 51%) |
| OKLCH | oklch(84.6% 0.141 197.6) |
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 #19E8ED | 1.52:1 | Fails | Lc -26.8 | Dividers and decoration only |
| Black text on #19E8ED | 13.80:1 | AAA | Lc 80.2 | Fine for body text |
| #19E8ED text on white | 1.52:1 | Fails | Lc 23.6 | Dividers and decoration only |
| #19E8ED text on black | 13.80:1 | AAA | Lc -79.6 | Fine for body text |
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
#E8FAFA
oklch(97.2% 0.019 196.8)
-
Step 100
100
#CBF3F3
oklch(93.6% 0.041 196.5)
-
Step 200
200
#99EAEB
oklch(88.5% 0.079 196.8)
-
Step 300
300 (this color)
#19E8ED
oklch(84.6% 0.141 197.6)
-
Step 400
400
#00B7BB
oklch(70.7% 0.12 197.6)
-
Step 500
500
#009DA0
oklch(63.1% 0.107 197.2)
-
Step 600
600
#008487
oklch(55.6% 0.095 197.6)
-
Step 700
700
#006F71
oklch(49.1% 0.084 197)
-
Step 800
800
#005B5D
oklch(42.7% 0.073 197.4)
-
Step 900
900
#004C4E
oklch(37.8% 0.064 197.8)
-
Step 950
950
#002D2E
oklch(27% 0.046 197.1)
#19E8ED 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) | #D7DDEE | 0.146 |
| Deuteranopia (no green cones) | #BCC9EE | 0.135 |
| Tritanopia (no blue cones) | #00F0E9 | 0.025 |
| Achromatopsia (no color) | #D1D1D1 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #19E8ED
#19E8ED
oklch(84.6% 0.141 197.6)
- #FFB6B8
#FFB6B8
oklch(84.5% 0.085 17.2)
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 #19E8ED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.039
- Bright Light Blue #26F7FD ΔE 0.042
- Aqua Blue #02D8E9 ΔE 0.045
- Robin's Egg #6DEDFD ΔE 0.047
- Bright Aqua #0BF9EA ΔE 0.049
- Bright Turquoise #0FFEF9 ΔE 0.059
- Bright Cyan #41FDFE ΔE 0.060
- Cyan #00FFFF ΔE 0.061
Use #19E8ED 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.