#439EDB#439EDB

#439EDB is a light, vivid cyan. Relative luminance 0.308; OKLCH L 67.1% C 0.125 H 241.5°. Best body text is #000000 at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#439EDB
RGB	rgb(67, 158, 219)
HSL	hsl(204, 68%, 56%)
HSV	hsv(204, 69%, 86%)
CMYK	cmyk(69.4%, 27.9%, 0%, 14.1%)
CIE-LAB	lab(62.30, -7.52, -38.83)
CIE-LCH	lch(62.30, 39.56, 259.03°)
OKLab	oklab(67.12% -0.0595 -0.1096)
OKLCH	oklch(67.12% 0.125 241.5)
XYZ	xyz(27.3229, 30.7585, 71.5011)
Luminance	0.3076 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#439EDB #DB8043

analogous

#43DBCC #439EDB #4352DB

triadic

#439EDB #DB439E #9EDB43

tetradic

#439EDB #CC43DB #DB8043 #52DB43

square

#439EDB #CC43DB #DB8043 #52DB43

split-complementary

#439EDB #DB4352 #DBCC43

monochromatic

#1A5D89 #247FBD #439EDB #76B9E5 #AAD3EF

Accessibility & contrast

On white

2.94

#439EDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.15

#439EDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #439EDB

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##439EDB	#FFFFFF	#000000	##000000
##439EDB	1.00	2.94	7.15	7.15
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.15	21.00	1.00	1.00
##000000	7.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#829FDE

Deuteranopia (green-blind)

#6D90DA

Tritanopia (blue-blind)

#00ADB3

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #439edb;
/* rgb */ color: rgb(67, 158, 219);
/* oklch */ color: oklch(67.1% 0.125 241.5);

Tailwind

colors: {
  custom: {
    50: '#88bae6',
    500: '#439edb',
    950: '#000000',
  },
}

SCSS

$custom: #439edb;
$custom-light: #88bae6;
$custom-dark: #000000;

JSON

{
  "hex": "#439edb",
  "rgb": {
    "r": 67,
    "g": 158,
    "b": 219
  },
  "hsl": {
    "h": 204.079,
    "s": 67.857,
    "l": 56.078
  },
  "oklch": {
    "l": 0.67122,
    "c": 0.12471,
    "h": 241.5
  },
  "luminance": 0.30761
}

Semantic roles & 50–950 ramp

primary

#439EDB

secondary

#DCB79E

accent

#833DEB

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #439EDB

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

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