#439ED9#439ED9

#439ED9 is a light, vivid cyan. Relative luminance 0.307; OKLCH L 67.0% C 0.123 H 240.6°. Best body text is #000000 at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#439ED9
RGB	rgb(67, 158, 217)
HSL	hsl(204, 66%, 56%)
HSV	hsv(204, 69%, 85%)
CMYK	cmyk(69.1%, 27.2%, 0%, 14.9%)
CIE-LAB	lab(62.21, -8.20, -37.86)
CIE-LCH	lch(62.21, 38.74, 257.78°)
OKLab	oklab(67.02% -0.0601 -0.1068)
OKLCH	oklch(67.02% 0.123 240.6)
XYZ	xyz(27.0611, 30.6538, 70.1228)
Luminance	0.3066 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#439ED9 #D97E43

analogous

#43D9C9 #439ED9 #4353D9

triadic

#439ED9 #D9439E #9ED943

tetradic

#439ED9 #C943D9 #D97E43 #53D943

square

#439ED9 #C943D9 #D97E43 #53D943

split-complementary

#439ED9 #D94353 #D9C943

monochromatic

#1B5C86 #257FB9 #439ED9 #76B8E3 #A9D3EE

Accessibility & contrast

On white

2.94

#439ED9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.13

#439ED9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #439ED9

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##439ED9	#FFFFFF	#000000	##000000
##439ED9	1.00	2.94	7.13	7.13
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.13	21.00	1.00	1.00
##000000	7.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839EDC

Deuteranopia (green-blind)

#6E90D8

Tritanopia (blue-blind)

#00ADB2

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #439ed9;
/* rgb */ color: rgb(67, 158, 217);
/* oklch */ color: oklch(67.0% 0.123 240.6);

Tailwind

colors: {
  custom: {
    50: '#88bae5',
    500: '#439ed9',
    950: '#000000',
  },
}

SCSS

$custom: #439ed9;
$custom-light: #88bae5;
$custom-dark: #000000;

JSON

{
  "hex": "#439ed9",
  "rgb": {
    "r": 67,
    "g": 158,
    "b": 217
  },
  "hsl": {
    "h": 203.6,
    "s": 66.372,
    "l": 55.686
  },
  "oklch": {
    "l": 0.67022,
    "c": 0.12255,
    "h": 240.6
  },
  "luminance": 0.30657
}

Semantic roles & 50–950 ramp

primary

#439ED9

secondary

#DBB59D

accent

#823FE9

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1115

muted

#7E8084

Preview Lab

Preview with #439ED9

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

Preview Lab → · Contrast checker → · Palette generator →