#439BC3#439BC3

#439BC3 is a light, moderate cyan. Relative luminance 0.286; OKLCH L 65.3% C 0.102 H 230.9°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#439BC3
RGB	rgb(67, 155, 195)
HSL	hsl(199, 52%, 51%)
HSV	hsv(199, 66%, 76%)
CMYK	cmyk(65.6%, 20.5%, 0%, 23.5%)
CIE-LAB	lab(60.40, -13.81, -28.39)
CIE-LCH	lch(60.40, 31.57, 244.06°)
OKLab	oklab(65.28% -0.0645 -0.0795)
OKLCH	oklch(65.28% 0.102 230.9)
XYZ	xyz(23.8825, 28.5736, 55.8758)
Luminance	0.2858 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#439BC3 #C36B43

analogous

#43C3AB #439BC3 #435BC3

triadic

#439BC3 #C3439B #9BC343

tetradic

#439BC3 #AB43C3 #C36B43 #5BC343

square

#439BC3 #AB43C3 #C36B43 #5BC343

split-complementary

#439BC3 #C3435B #C3AB43

monochromatic

#22536A #317898 #439BC3 #71B4D2 #A0CCE1

Accessibility & contrast

On white

3.13

#439BC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#439BC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #439BC3

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##439BC3	#FFFFFF	#000000	##000000
##439BC3	1.00	3.13	6.72	6.72
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8799C5

Deuteranopia (green-blind)

#758CC2

Tritanopia (blue-blind)

#00A6A8

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #439bc3;
/* rgb */ color: rgb(67, 155, 195);
/* oklch */ color: oklch(65.3% 0.102 230.9);

Tailwind

colors: {
  custom: {
    50: '#85b8d5',
    500: '#439bc3',
    950: '#000000',
  },
}

SCSS

$custom: #439bc3;
$custom-light: #85b8d5;
$custom-dark: #000000;

JSON

{
  "hex": "#439bc3",
  "rgb": {
    "r": 67,
    "g": 155,
    "b": 195
  },
  "hsl": {
    "h": 198.75,
    "s": 51.613,
    "l": 51.373
  },
  "oklch": {
    "l": 0.65276,
    "c": 0.1024,
    "h": 230.9
  },
  "luminance": 0.28576
}

Semantic roles & 50–950 ramp

primary

#439BC3

secondary

#CDA695

accent

#794DDB

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #439BC3

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

Preview Lab → · Contrast checker → · Palette generator →