#42A8BA#42A8BA

#42A8BA is a light, moderate teal. Relative luminance 0.327; OKLCH L 68.0% C 0.096 H 211.2°. Best body text is #000000 at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#42A8BA
RGB	rgb(66, 168, 186)
HSL	hsl(189, 48%, 49%)
HSV	hsv(189, 65%, 73%)
CMYK	cmyk(64.5%, 9.7%, 0%, 27.1%)
CIE-LAB	lab(63.92, -23.67, -17.97)
CIE-LCH	lch(63.92, 29.72, 217.20°)
OKLab	oklab(67.97% -0.0822 -0.0499)
OKLCH	oklch(67.97% 0.096 211.2)
XYZ	xyz(25.1086, 32.7060, 51.4345)
Luminance	0.3271 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A8BA #BA5442

analogous

#42BA90 #42A8BA #426CBA

triadic

#42A8BA #BA42A8 #A8BA42

tetradic

#42A8BA #9042BA #BA5442 #6CBA42

square

#42A8BA #9042BA #BA5442 #6CBA42

split-complementary

#42A8BA #BA426C #BA9042

monochromatic

#225660 #327F8D #42A8BA #6EBDCB #9BD2DB

Accessibility & contrast

On white

2.78

#42A8BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.54

#42A8BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42A8BA

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A8BA	#FFFFFF	#000000	##000000
##42A8BA	1.00	2.78	7.54	7.54
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.54	21.00	1.00	1.00
##000000	7.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99A2BB

Deuteranopia (green-blind)

#8895BA

Tritanopia (blue-blind)

#00B0AD

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #42a8ba;
/* rgb */ color: rgb(66, 168, 186);
/* oklch */ color: oklch(68.0% 0.096 211.2);

Tailwind

colors: {
  custom: {
    50: '#84c2ce',
    500: '#42a8ba',
    950: '#000000',
  },
}

SCSS

$custom: #42a8ba;
$custom-light: #84c2ce;
$custom-dark: #000000;

JSON

{
  "hex": "#42a8ba",
  "rgb": {
    "r": 66,
    "g": 168,
    "b": 186
  },
  "hsl": {
    "h": 189,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.67975,
    "c": 0.09618,
    "h": 211.2
  },
  "luminance": 0.32709
}

Semantic roles & 50–950 ramp

primary

#42A8BA

secondary

#C89990

accent

#6551D7

background

#F8FBFC

surface

#F0F7F9

border

#CBD0D2

text

#0C1213

muted

#7D8182

Preview Lab

Preview with #42A8BA

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

Preview Lab → · Contrast checker → · Palette generator →