#439ECF#439ECF

#439ECF is a light, moderate cyan. Relative luminance 0.302; OKLCH L 66.5% C 0.112 H 235.6°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#439ECF
RGB	rgb(67, 158, 207)
HSL	hsl(201, 59%, 54%)
HSV	hsv(201, 68%, 81%)
CMYK	cmyk(67.6%, 23.7%, 0%, 18.8%)
CIE-LAB	lab(61.78, -11.53, -32.97)
CIE-LCH	lch(61.78, 34.93, 250.72°)
OKLab	oklab(66.54% -0.0634 -0.0926)
OKLCH	oklch(66.54% 0.112 235.6)
XYZ	xyz(25.7997, 30.1492, 63.4791)
Luminance	0.3015 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#439ECF #CF7443

analogous

#43CFBA #439ECF #4358CF

triadic

#439ECF #CF439E #9ECF43

tetradic

#439ECF #BA43CF #CF7443 #58CF43

square

#439ECF #BA43CF #CF7443 #58CF43

split-complementary

#439ECF #CF4358 #CFBA43

monochromatic

#1F5979 #2B7DAA #439ECF #74B7DB #A5D0E8

Accessibility & contrast

On white

2.99

#439ECF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#439ECF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #439ECF

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##439ECF	#FFFFFF	#000000	##000000
##439ECF	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)

#879DD1

Deuteranopia (green-blind)

#738FCE

Tritanopia (blue-blind)

#00ABAF

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #439ecf;
/* rgb */ color: rgb(67, 158, 207);
/* oklch */ color: oklch(66.5% 0.112 235.6);

Tailwind

colors: {
  custom: {
    50: '#86bade',
    500: '#439ecf',
    950: '#000000',
  },
}

SCSS

$custom: #439ecf;
$custom-light: #86bade;
$custom-dark: #000000;

JSON

{
  "hex": "#439ecf",
  "rgb": {
    "r": 67,
    "g": 158,
    "b": 207
  },
  "hsl": {
    "h": 201,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.66538,
    "c": 0.11227,
    "h": 235.6
  },
  "luminance": 0.30152
}

Semantic roles & 50–950 ramp

primary

#439ECF

secondary

#D5AE99

accent

#7C45E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #439ECF

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

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