#439CDC#439CDC

#439CDC is a light, vivid cyan. Relative luminance 0.301; OKLCH L 66.7% C 0.127 H 243.3°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#439CDC
RGB	rgb(67, 156, 220)
HSL	hsl(205, 69%, 56%)
HSV	hsv(205, 70%, 86%)
CMYK	cmyk(69.5%, 29.1%, 0%, 13.7%)
CIE-LAB	lab(61.77, -6.06, -40.22)
CIE-LCH	lch(61.77, 40.68, 261.43°)
OKLab	oklab(66.72% -0.0572 -0.1137)
OKLCH	oklch(66.72% 0.127 243.3)
XYZ	xyz(27.1165, 30.1346, 72.0837)
Luminance	0.3014 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#439CDC #DC8343

analogous

#43DCD0 #439CDC #4350DC

triadic

#439CDC #DC439C #9CDC43

tetradic

#439CDC #D043DC #DC8343 #50DC43

square

#439CDC #D043DC #DC8343 #50DC43

split-complementary

#439CDC #DC4350 #DCD043

monochromatic

#1A5C8B #237EBE #439CDC #77B7E6 #AAD2EF

Accessibility & contrast

On white

2.99

#439CDC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#439CDC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #439CDC

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##439CDC	#FFFFFF	#000000	##000000
##439CDC	1.00	2.99	7.03	7.03
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.03	21.00	1.00	1.00
##000000	7.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F9DDF

Deuteranopia (green-blind)

#6A8FDB

Tritanopia (blue-blind)

#00ACB2

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #439cdc;
/* rgb */ color: rgb(67, 156, 220);
/* oklch */ color: oklch(66.7% 0.127 243.3);

Tailwind

colors: {
  custom: {
    50: '#88b9e7',
    500: '#439cdc',
    950: '#000000',
  },
}

SCSS

$custom: #439cdc;
$custom-light: #88b9e7;
$custom-dark: #000000;

JSON

{
  "hex": "#439cdc",
  "rgb": {
    "r": 67,
    "g": 156,
    "b": 220
  },
  "hsl": {
    "h": 205.098,
    "s": 68.61,
    "l": 56.275
  },
  "oklch": {
    "l": 0.66715,
    "c": 0.12725,
    "h": 243.3
  },
  "luminance": 0.30138
}

Semantic roles & 50–950 ramp

primary

#439CDC

secondary

#DDB89E

accent

#863CEB

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #439CDC

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

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