#42ACB8#42ACB8

#42ACB8 is a light, moderate teal. Relative luminance 0.341; OKLCH L 68.9% C 0.097 H 205.7°. Best body text is #000000 at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#42ACB8
RGB	rgb(66, 172, 184)
HSL	hsl(186, 47%, 49%)
HSV	hsv(186, 64%, 72%)
CMYK	cmyk(64.1%, 6.5%, 0%, 27.8%)
CIE-LAB	lab(65.06, -26.29, -15.13)
CIE-LCH	lch(65.06, 30.33, 209.92°)
OKLab	oklab(68.87% -0.0873 -0.0419)
OKLCH	oklch(68.87% 0.097 205.7)
XYZ	xyz(25.6473, 34.1212, 50.5725)
Luminance	0.3412 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ACB8 #B84E42

analogous

#42B889 #42ACB8 #4271B8

triadic

#42ACB8 #B842AC #ACB842

tetradic

#42ACB8 #8942B8 #B84E42 #71B842

square

#42ACB8 #8942B8 #B84E42 #71B842

split-complementary

#42ACB8 #B84271 #B88942

monochromatic

#22585E #32828B #42ACB8 #6DC1CB #9AD4DB

Accessibility & contrast

On white

2.68

#42ACB8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.82

#42ACB8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ACB8

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ACB8	#FFFFFF	#000000	##000000
##42ACB8	1.00	2.68	7.82	7.82
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.82	21.00	1.00	1.00
##000000	7.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FA5B9

Deuteranopia (green-blind)

#8D98B8

Tritanopia (blue-blind)

#00B3AF

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #42acb8;
/* rgb */ color: rgb(66, 172, 184);
/* oklch */ color: oklch(68.9% 0.097 205.7);

Tailwind

colors: {
  custom: {
    50: '#84c5cd',
    500: '#42acb8',
    950: '#000000',
  },
}

SCSS

$custom: #42acb8;
$custom-light: #84c5cd;
$custom-dark: #000000;

JSON

{
  "hex": "#42acb8",
  "rgb": {
    "r": 66,
    "g": 172,
    "b": 184
  },
  "hsl": {
    "h": 186.102,
    "s": 47.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.68868,
    "c": 0.09684,
    "h": 205.7
  },
  "luminance": 0.34124
}

Semantic roles & 50–950 ramp

primary

#42ACB8

secondary

#C7958F

accent

#5F51D7

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #42ACB8

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

Preview Lab → · Contrast checker → · Palette generator →