#42ACBC#42ACBC

#42ACBC is a light, moderate teal. Relative luminance 0.343; OKLCH L 69.0% C 0.098 H 209.1°. Best body text is #000000 at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#42ACBC
RGB	rgb(66, 172, 188)
HSL	hsl(188, 48%, 50%)
HSV	hsv(188, 65%, 74%)
CMYK	cmyk(64.9%, 8.5%, 0%, 26.3%)
CIE-LAB	lab(65.19, -25.09, -17.15)
CIE-LCH	lch(65.19, 30.40, 214.35°)
OKLab	oklab(69.02% -0.0856 -0.0476)
OKLCH	oklch(69.02% 0.098 209.1)
XYZ	xyz(26.0726, 34.2913, 52.8120)
Luminance	0.3429 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ACBC #BC5242

analogous

#42BC8F #42ACBC #426FBC

triadic

#42ACBC #BC42AC #ACBC42

tetradic

#42ACBC #8F42BC #BC5242 #6FBC42

square

#42ACBC #8F42BC #BC5242 #6FBC42

split-complementary

#42ACBC #BC426F #BC8F42

monochromatic

#225961 #32838F #42ACBC #6FC0CC #9CD4DC

Accessibility & contrast

On white

2.67

#42ACBC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.86

#42ACBC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ACBC

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ACBC	#FFFFFF	#000000	##000000
##42ACBC	1.00	2.67	7.86	7.86
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.86	21.00	1.00	1.00
##000000	7.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DA6BD

Deuteranopia (green-blind)

#8C99BC

Tritanopia (blue-blind)

#00B4B1

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #42acbc;
/* rgb */ color: rgb(66, 172, 188);
/* oklch */ color: oklch(69.0% 0.098 209.1);

Tailwind

colors: {
  custom: {
    50: '#85c5d0',
    500: '#42acbc',
    950: '#000000',
  },
}

SCSS

$custom: #42acbc;
$custom-light: #85c5d0;
$custom-dark: #000000;

JSON

{
  "hex": "#42acbc",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 188
  },
  "hsl": {
    "h": 187.869,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.69021,
    "c": 0.09796,
    "h": 209.1
  },
  "luminance": 0.34294
}

Semantic roles & 50–950 ramp

primary

#42ACBC

secondary

#C99991

accent

#6250D8

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #42ACBC

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

Preview Lab → · Contrast checker → · Palette generator →