#42BACB#42BACB

#42BACB is a light, moderate teal. Relative luminance 0.406; OKLCH L 73.0% C 0.107 H 208.5°. Best body text is #000000 at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#42BACB
RGB	rgb(66, 186, 203)
HSL	hsl(187, 57%, 53%)
HSV	hsv(187, 67%, 80%)
CMYK	cmyk(67.5%, 8.4%, 0%, 20.4%)
CIE-LAB	lab(69.88, -27.57, -18.33)
CIE-LCH	lch(69.88, 33.11, 213.61°)
OKLab	oklab(72.97% -0.0938 -0.0509)
OKLCH	oklch(72.97% 0.107 208.5)
XYZ	xyz(30.5806, 40.5844, 62.7102)
Luminance	0.4059 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BACB #CB5342

analogous

#42CB97 #42BACB #4276CB

triadic

#42BACB #CB42BA #BACB42

tetradic

#42BACB #9742CB #CB5342 #76CB42

square

#42BACB #9742CB #CB5342 #76CB42

split-complementary

#42BACB #CB4276 #CB9742

monochromatic

#206973 #2D94A3 #42BACB #72CCD8 #A2DDE5

Accessibility & contrast

On white

2.30

#42BACB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.12

#42BACB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BACB

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BACB	#FFFFFF	#000000	##000000
##42BACB	1.00	2.30	9.12	9.12
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.12	21.00	1.00	1.00
##000000	9.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB3CC

Deuteranopia (green-blind)

#96A5CB

Tritanopia (blue-blind)

#00C2BF

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #42bacb;
/* rgb */ color: rgb(66, 186, 203);
/* oklch */ color: oklch(73.0% 0.107 208.5);

Tailwind

colors: {
  custom: {
    50: '#88cfda',
    500: '#42bacb',
    950: '#000000',
  },
}

SCSS

$custom: #42bacb;
$custom-light: #88cfda;
$custom-dark: #000000;

JSON

{
  "hex": "#42bacb",
  "rgb": {
    "r": 66,
    "g": 186,
    "b": 203
  },
  "hsl": {
    "h": 187.445,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.72969,
    "c": 0.10676,
    "h": 208.5
  },
  "luminance": 0.40588
}

Semantic roles & 50–950 ramp

primary

#42BACB

secondary

#D29E97

accent

#5B48E0

background

#F9FCFD

surface

#F1F9FA

border

#CBD2D3

text

#0D1414

muted

#7E8283

Preview Lab

Preview with #42BACB

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

Preview Lab → · Contrast checker → · Palette generator →