#42BCC8#42BCC8

#42BCC8 is a light, moderate teal. Relative luminance 0.413; OKLCH L 73.3% C 0.107 H 204.5°. Best body text is #000000 at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#42BCC8
RGB	rgb(66, 188, 200)
HSL	hsl(185, 55%, 52%)
HSV	hsv(185, 67%, 78%)
CMYK	cmyk(67%, 6%, 0%, 21.6%)
CIE-LAB	lab(70.38, -29.45, -15.93)
CIE-LCH	lch(70.38, 33.48, 208.41°)
OKLab	oklab(73.34% -0.0971 -0.0442)
OKLCH	oklch(73.34% 0.107 204.5)
XYZ	xyz(30.6508, 41.2914, 60.9870)
Luminance	0.4129 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BCC8 #C84E42

analogous

#42C891 #42BCC8 #4279C8

triadic

#42BCC8 #C842BC #BCC842

tetradic

#42BCC8 #9142C8 #C84E42 #79C842

square

#42BCC8 #9142C8 #C84E42 #79C842

split-complementary

#42BCC8 #C84279 #C89142

monochromatic

#20686F #2E959F #42BCC8 #71CDD6 #A1DEE4

Accessibility & contrast

On white

2.27

#42BCC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.26

#42BCC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BCC8

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BCC8	#FFFFFF	#000000	##000000
##42BCC8	1.00	2.27	9.26	9.26
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.26	21.00	1.00	1.00
##000000	9.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADB4C9

Deuteranopia (green-blind)

#9AA6C8

Tritanopia (blue-blind)

#00C4BF

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #42bcc8;
/* rgb */ color: rgb(66, 188, 200);
/* oklch */ color: oklch(73.3% 0.107 204.5);

Tailwind

colors: {
  custom: {
    50: '#87d0d8',
    500: '#42bcc8',
    950: '#000000',
  },
}

SCSS

$custom: #42bcc8;
$custom-light: #87d0d8;
$custom-dark: #000000;

JSON

{
  "hex": "#42bcc8",
  "rgb": {
    "r": 66,
    "g": 188,
    "b": 200
  },
  "hsl": {
    "h": 185.373,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.73336,
    "c": 0.1067,
    "h": 204.5
  },
  "luminance": 0.41295
}

Semantic roles & 50–950 ramp

primary

#42BCC8

secondary

#D09B96

accent

#574ADE

background

#F9FCFD

surface

#F1F9FA

border

#CBD2D3

text

#0D1414

muted

#7E8283

Preview Lab

Preview with #42BCC8

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

Preview Lab → · Contrast checker → · Palette generator →