#439DB2#439DB2

#439DB2 is a light, moderate cyan. Relative luminance 0.285; OKLCH L 65.0% C 0.090 H 215.7°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#439DB2
RGB	rgb(67, 157, 178)
HSL	hsl(191, 45%, 48%)
HSV	hsv(191, 62%, 70%)
CMYK	cmyk(62.4%, 11.8%, 0%, 30.2%)
CIE-LAB	lab(60.35, -20.25, -18.90)
CIE-LCH	lch(60.35, 27.70, 223.02°)
OKLab	oklab(65.02% -0.0732 -0.0525)
OKLCH	oklch(65.02% 0.09 215.7)
XYZ	xyz(22.4043, 28.5193, 46.4349)
Luminance	0.2852 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#439DB2 #B25843

analogous

#43B28F #439DB2 #4366B2

triadic

#439DB2 #B2439D #9DB243

tetradic

#439DB2 #8F43B2 #B25843 #66B243

square

#439DB2 #8F43B2 #B25843 #66B243

split-complementary

#439DB2 #B24366 #B28F43

monochromatic

#224F59 #327686 #439DB2 #6BB6C7 #97CCD8

Accessibility & contrast

On white

3.13

#439DB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#439DB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #439DB2

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##439DB2	#FFFFFF	#000000	##000000
##439DB2	1.00	3.13	6.70	6.70
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E98B3

Deuteranopia (green-blind)

#7E8CB2

Tritanopia (blue-blind)

#00A5A3

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #439db2;
/* rgb */ color: rgb(67, 157, 178);
/* oklch */ color: oklch(65.0% 0.090 215.7);

Tailwind

colors: {
  custom: {
    50: '#83bac9',
    500: '#439db2',
    950: '#000000',
  },
}

SCSS

$custom: #439db2;
$custom-light: #83bac9;
$custom-dark: #000000;

JSON

{
  "hex": "#439db2",
  "rgb": {
    "r": 67,
    "g": 157,
    "b": 178
  },
  "hsl": {
    "h": 191.351,
    "s": 45.306,
    "l": 48.039
  },
  "oklch": {
    "l": 0.65024,
    "c": 0.09006,
    "h": 215.7
  },
  "luminance": 0.28522
}

Semantic roles & 50–950 ramp

primary

#439DB2

secondary

#C4978D

accent

#6B53D5

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #439DB2

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

Preview Lab → · Contrast checker → · Palette generator →