#42ABB9#42ABB9

#42ABB9 is a light, moderate teal. Relative luminance 0.338; OKLCH L 68.7% C 0.097 H 207.5°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#42ABB9
RGB	rgb(66, 171, 185)
HSL	hsl(187, 47%, 49%)
HSV	hsv(187, 64%, 73%)
CMYK	cmyk(64.3%, 7.6%, 0%, 27.5%)
CIE-LAB	lab(64.79, -25.49, -16.09)
CIE-LCH	lch(64.79, 30.14, 212.26°)
OKLab	oklab(68.66% -0.0858 -0.0446)
OKLCH	oklch(68.66% 0.097 207.5)
XYZ	xyz(25.5629, 33.7841, 51.0633)
Luminance	0.3379 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42ABB9 #B95042

analogous

#42B98C #42ABB9 #4270B9

triadic

#42ABB9 #B942AB #ABB942

tetradic

#42ABB9 #8C42B9 #B95042 #70B942

square

#42ABB9 #8C42B9 #B95042 #70B942

split-complementary

#42ABB9 #B94270 #B98C42

monochromatic

#22585F #32818C #42ABB9 #6DC0CB #9AD3DB

Accessibility & contrast

On white

2.71

#42ABB9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.76

#42ABB9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42ABB9

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42ABB9	#FFFFFF	#000000	##000000
##42ABB9	1.00	2.71	7.76	7.76
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.76	21.00	1.00	1.00
##000000	7.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DA5BA

Deuteranopia (green-blind)

#8B98B9

Tritanopia (blue-blind)

#00B2AF

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #42abb9;
/* rgb */ color: rgb(66, 171, 185);
/* oklch */ color: oklch(68.7% 0.097 207.5);

Tailwind

colors: {
  custom: {
    50: '#84c4ce',
    500: '#42abb9',
    950: '#000000',
  },
}

SCSS

$custom: #42abb9;
$custom-light: #84c4ce;
$custom-dark: #000000;

JSON

{
  "hex": "#42abb9",
  "rgb": {
    "r": 66,
    "g": 171,
    "b": 185
  },
  "hsl": {
    "h": 187.059,
    "s": 47.41,
    "l": 49.216
  },
  "oklch": {
    "l": 0.68663,
    "c": 0.09672,
    "h": 207.5
  },
  "luminance": 0.33787
}

Semantic roles & 50–950 ramp

primary

#42ABB9

secondary

#C79690

accent

#6151D7

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1213

muted

#7D8182

Preview Lab

Preview with #42ABB9

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

Preview Lab → · Contrast checker → · Palette generator →