#42CEE1#42CEE1

#42CEE1 is a light, moderate teal. Relative luminance 0.507; OKLCH L 78.6% C 0.119 H 208.2°. Best body text is #000000 at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#42CEE1
RGB	rgb(66, 206, 225)
HSL	hsl(187, 73%, 57%)
HSV	hsv(187, 71%, 88%)
CMYK	cmyk(70.7%, 8.4%, 0%, 11.8%)
CIE-LAB	lab(76.52, -30.75, -20.21)
CIE-LCH	lch(76.52, 36.80, 213.32°)
OKLab	oklab(78.56% -0.1047 -0.0562)
OKLCH	oklch(78.56% 0.119 208.2)
XYZ	xyz(37.9028, 50.7327, 79.0143)
Luminance	0.5074 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CEE1 #E15542

analogous

#42E1A5 #42CEE1 #427EE1

triadic

#42CEE1 #E142CE #CEE142

tetradic

#42CEE1 #A542E1 #E15542 #7EE142

square

#42CEE1 #A542E1 #E15542 #7EE142

split-complementary

#42CEE1 #E1427E #E1A542

monochromatic

#178392 #1FB2C6 #42CEE1 #77DCE9 #ACE9F2

Accessibility & contrast

On white

1.88

#42CEE1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.15

#42CEE1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CEE1

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CEE1	#FFFFFF	#000000	##000000
##42CEE1	1.00	1.88	11.15	11.15
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.15	21.00	1.00	1.00
##000000	11.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC6E2

Deuteranopia (green-blind)

#A6B6E1

Tritanopia (blue-blind)

#00D7D4

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #42cee1;
/* rgb */ color: rgb(66, 206, 225);
/* oklch */ color: oklch(78.6% 0.119 208.2);

Tailwind

colors: {
  custom: {
    50: '#8cddea',
    500: '#42cee1',
    950: '#000000',
  },
}

SCSS

$custom: #42cee1;
$custom-light: #8cddea;
$custom-dark: #000000;

JSON

{
  "hex": "#42cee1",
  "rgb": {
    "r": 66,
    "g": 206,
    "b": 225
  },
  "hsl": {
    "h": 187.17,
    "s": 72.603,
    "l": 57.059
  },
  "oklch": {
    "l": 0.78564,
    "c": 0.11886,
    "h": 208.2
  },
  "luminance": 0.50737
}

Semantic roles & 50–950 ramp

primary

#42CEE1

secondary

#963D31

accent

#4E38EF

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #42CEE1

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →