#42B7CE#42B7CE

#42B7CE is a light, moderate teal. Relative luminance 0.395; OKLCH L 72.4% C 0.107 H 213.3°. Best body text is #000000 at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#42B7CE
RGB	rgb(66, 183, 206)
HSL	hsl(190, 59%, 53%)
HSV	hsv(190, 68%, 81%)
CMYK	cmyk(68%, 11.2%, 0%, 19.2%)
CIE-LAB	lab(69.10, -25.17, -21.17)
CIE-LCH	lch(69.10, 32.89, 220.06°)
OKLab	oklab(72.37% -0.0896 -0.0589)
OKLCH	oklch(72.37% 0.107 213.3)
XYZ	xyz(30.3161, 39.4780, 64.4028)
Luminance	0.3948 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B7CE #CE5942

analogous

#42CE9F #42B7CE #4271CE

triadic

#42B7CE #CE42B7 #B7CE42

tetradic

#42B7CE #9F42CE #CE5942 #71CE42

square

#42B7CE #9F42CE #CE5942 #71CE42

split-complementary

#42B7CE #CE4271 #CE9F42

monochromatic

#1F6877 #2B93A7 #42B7CE #73CADB #A3DCE7

Accessibility & contrast

On white

2.36

#42B7CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.90

#42B7CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B7CE

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B7CE	#FFFFFF	#000000	##000000
##42B7CE	1.00	2.36	8.90	8.90
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.90	21.00	1.00	1.00
##000000	8.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B1CF

Deuteranopia (green-blind)

#92A2CE

Tritanopia (blue-blind)

#00C0BE

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #42b7ce;
/* rgb */ color: rgb(66, 183, 206);
/* oklch */ color: oklch(72.4% 0.107 213.3);

Tailwind

colors: {
  custom: {
    50: '#88cddd',
    500: '#42b7ce',
    950: '#000000',
  },
}

SCSS

$custom: #42b7ce;
$custom-light: #88cddd;
$custom-dark: #000000;

JSON

{
  "hex": "#42b7ce",
  "rgb": {
    "r": 66,
    "g": 183,
    "b": 206
  },
  "hsl": {
    "h": 189.857,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.72369,
    "c": 0.10723,
    "h": 213.3
  },
  "luminance": 0.39481
}

Semantic roles & 50–950 ramp

primary

#42B7CE

secondary

#D4A298

accent

#5F46E2

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #42B7CE

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

Preview Lab → · Contrast checker → · Palette generator →