#439BB7#439BB7

#439BB7 is a light, moderate cyan. Relative luminance 0.281; OKLCH L 64.7% C 0.093 H 222.1°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#439BB7
RGB	rgb(67, 155, 183)
HSL	hsl(194, 46%, 49%)
HSV	hsv(194, 63%, 72%)
CMYK	cmyk(63.4%, 15.3%, 0%, 28.2%)
CIE-LAB	lab(59.94, -17.64, -22.36)
CIE-LCH	lch(59.94, 28.48, 231.72°)
OKLab	oklab(64.75% -0.069 -0.0623)
OKLCH	oklch(64.75% 0.093 222.1)
XYZ	xyz(22.5799, 28.0525, 49.0153)
Luminance	0.2806 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#439BB7 #B75F43

analogous

#43B799 #439BB7 #4361B7

triadic

#439BB7 #B7439B #9BB743

tetradic

#439BB7 #9943B7 #B75F43 #61B743

square

#439BB7 #9943B7 #B75F43 #61B743

split-complementary

#439BB7 #B74361 #B79943

monochromatic

#224F5D #33758A #439BB7 #6DB3CA #9ACBDA

Accessibility & contrast

On white

3.18

#439BB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#439BB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #439BB7

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##439BB7	#FFFFFF	#000000	##000000
##439BB7	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B97B8

Deuteranopia (green-blind)

#7A8BB7

Tritanopia (blue-blind)

#00A4A4

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #439bb7;
/* rgb */ color: rgb(67, 155, 183);
/* oklch */ color: oklch(64.7% 0.093 222.1);

Tailwind

colors: {
  custom: {
    50: '#83b8cc',
    500: '#439bb7',
    950: '#000000',
  },
}

SCSS

$custom: #439bb7;
$custom-light: #83b8cc;
$custom-dark: #000000;

JSON

{
  "hex": "#439bb7",
  "rgb": {
    "r": 67,
    "g": 155,
    "b": 183
  },
  "hsl": {
    "h": 194.483,
    "s": 46.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.64749,
    "c": 0.09298,
    "h": 222.1
  },
  "luminance": 0.28055
}

Semantic roles & 50–950 ramp

primary

#439BB7

secondary

#C69D90

accent

#7252D6

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #439BB7

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

Preview Lab → · Contrast checker → · Palette generator →