#439FB5#439FB5

#439FB5 is a light, moderate cyan. Relative luminance 0.293; OKLCH L 65.6% C 0.092 H 216.2°. Best body text is #000000 at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#439FB5
RGB	rgb(67, 159, 181)
HSL	hsl(192, 46%, 49%)
HSV	hsv(192, 63%, 71%)
CMYK	cmyk(63%, 12.2%, 0%, 29%)
CIE-LAB	lab(61.07, -20.38, -19.50)
CIE-LCH	lch(61.07, 28.21, 223.74°)
OKLab	oklab(65.63% -0.0741 -0.0542)
OKLCH	oklch(65.63% 0.092 216.2)
XYZ	xyz(23.0500, 29.3234, 48.1523)
Luminance	0.2933 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#439FB5 #B55943

analogous

#43B592 #439FB5 #4366B5

triadic

#439FB5 #B5439F #9FB543

tetradic

#439FB5 #9243B5 #B55943 #66B543

square

#439FB5 #9243B5 #B55943 #66B543

split-complementary

#439FB5 #B54366 #B59243

monochromatic

#22515C #327888 #439FB5 #6CB7C9 #99CDD9

Accessibility & contrast

On white

3.06

#439FB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.87

#439FB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #439FB5

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##439FB5	#FFFFFF	#000000	##000000
##439FB5	1.00	3.06	6.87	6.87
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.87	21.00	1.00	1.00
##000000	6.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#909AB6

Deuteranopia (green-blind)

#7F8EB5

Tritanopia (blue-blind)

#00A7A6

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #439fb5;
/* rgb */ color: rgb(67, 159, 181);
/* oklch */ color: oklch(65.6% 0.092 216.2);

Tailwind

colors: {
  custom: {
    50: '#83bbcb',
    500: '#439fb5',
    950: '#000000',
  },
}

SCSS

$custom: #439fb5;
$custom-light: #83bbcb;
$custom-dark: #000000;

JSON

{
  "hex": "#439fb5",
  "rgb": {
    "r": 67,
    "g": 159,
    "b": 181
  },
  "hsl": {
    "h": 191.579,
    "s": 45.968,
    "l": 48.627
  },
  "oklch": {
    "l": 0.6563,
    "c": 0.09183,
    "h": 216.2
  },
  "luminance": 0.29326
}

Semantic roles & 50–950 ramp

primary

#439FB5

secondary

#C5998F

accent

#6C52D6

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1213

muted

#7D8182

Preview Lab

Preview with #439FB5

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

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