#439EE0#439EE0

#439EE0 is a light, vivid cyan. Relative luminance 0.310; OKLCH L 67.4% C 0.130 H 243.6°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#439EE0
RGB	rgb(67, 158, 224)
HSL	hsl(205, 72%, 57%)
HSV	hsv(205, 70%, 88%)
CMYK	cmyk(70.1%, 29.5%, 0%, 12.2%)
CIE-LAB	lab(62.53, -5.83, -41.25)
CIE-LCH	lch(62.53, 41.66, 261.95°)
OKLab	oklab(67.38% -0.0579 -0.1166)
OKLCH	oklch(67.38% 0.13 243.6)
XYZ	xyz(27.9910, 31.0257, 75.0199)
Luminance	0.3103 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#439EE0 #E08543

analogous

#43E0D3 #439EE0 #4350E0

triadic

#439EE0 #E0439E #9EE043

tetradic

#439EE0 #D343E0 #E08543 #50E043

square

#439EE0 #D343E0 #E08543 #50E043

split-complementary

#439EE0 #E04350 #E0D343

monochromatic

#185E91 #2180C5 #439EE0 #78B9E9 #ACD4F1

Accessibility & contrast

On white

2.91

#439EE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#439EE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #439EE0

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##439EE0	#FFFFFF	#000000	##000000
##439EE0	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80A0E3

Deuteranopia (green-blind)

#6A90DF

Tritanopia (blue-blind)

#00AEB5

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #439ee0;
/* rgb */ color: rgb(67, 158, 224);
/* oklch */ color: oklch(67.4% 0.130 243.6);

Tailwind

colors: {
  custom: {
    50: '#89baea',
    500: '#439ee0',
    950: '#000000',
  },
}

SCSS

$custom: #439ee0;
$custom-light: #89baea;
$custom-dark: #000000;

JSON

{
  "hex": "#439ee0",
  "rgb": {
    "r": 67,
    "g": 158,
    "b": 224
  },
  "hsl": {
    "h": 205.223,
    "s": 71.689,
    "l": 57.059
  },
  "oklch": {
    "l": 0.67375,
    "c": 0.13022,
    "h": 243.6
  },
  "luminance": 0.31029
}

Semantic roles & 50–950 ramp

primary

#439EE0

secondary

#DFBA9F

accent

#8539EE

background

#F9FBFE

surface

#F1F6FD

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #439EE0

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

Preview Lab → · Contrast checker → · Palette generator →