#42ABB4#42ABB4

#42ABB4 is a light, moderate teal. Relative luminance 0.336; OKLCH L 68.5% C 0.096 H 203.1°. Best body text is #000000 at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#42ABB4
RGB	rgb(66, 171, 180)
HSL	hsl(185, 46%, 48%)
HSV	hsv(185, 63%, 71%)
CMYK	cmyk(63.3%, 5%, 0%, 29.4%)
CIE-LAB	lab(64.63, -26.97, -13.56)
CIE-LCH	lch(64.63, 30.19, 206.68°)
OKLab	oklab(68.47% -0.0879 -0.0376)
OKLCH	oklch(68.47% 0.096 203.1)
XYZ	xyz(25.0444, 33.5767, 48.3322)
Luminance	0.3358 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ABB4 #B44B42

analogous

#42B484 #42ABB4 #4272B4

triadic

#42ABB4 #B442AB #ABB442

tetradic

#42ABB4 #8442B4 #B44B42 #72B442

square

#42ABB4 #8442B4 #B44B42 #72B442

split-complementary

#42ABB4 #B44272 #B48442

monochromatic

#21565A #328087 #42ABB4 #6BC1C9 #97D4D9

Accessibility & contrast

On white

2.72

#42ABB4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.72

#42ABB4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ABB4

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ABB4	#FFFFFF	#000000	##000000
##42ABB4	1.00	2.72	7.72	7.72
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.72	21.00	1.00	1.00
##000000	7.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EA4B5

Deuteranopia (green-blind)

#8D97B4

Tritanopia (blue-blind)

#00B1AD

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #42abb4;
/* rgb */ color: rgb(66, 171, 180);
/* oklch */ color: oklch(68.5% 0.096 203.1);

Tailwind

colors: {
  custom: {
    50: '#84c4ca',
    500: '#42abb4',
    950: '#000000',
  },
}

SCSS

$custom: #42abb4;
$custom-light: #84c4ca;
$custom-dark: #000000;

JSON

{
  "hex": "#42abb4",
  "rgb": {
    "r": 66,
    "g": 171,
    "b": 180
  },
  "hsl": {
    "h": 184.737,
    "s": 46.341,
    "l": 48.235
  },
  "oklch": {
    "l": 0.68474,
    "c": 0.09561,
    "h": 203.1
  },
  "luminance": 0.33579
}

Semantic roles & 50–950 ramp

primary

#42ABB4

secondary

#C5918D

accent

#5C52D6

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1213

muted

#7D8182

Preview Lab

Preview with #42ABB4

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

Preview Lab → · Contrast checker → · Palette generator →