#4379BE#4379BE

#4379BE is a mid, vivid cyan. Relative luminance 0.186; OKLCH L 57.1% C 0.122 H 255.4°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4379BE
RGB	rgb(67, 121, 190)
HSL	hsl(214, 49%, 50%)
HSV	hsv(214, 65%, 75%)
CMYK	cmyk(64.7%, 36.3%, 0%, 25.5%)
CIE-LAB	lab(50.20, 4.14, -41.51)
CIE-LCH	lch(50.20, 41.72, 275.69°)
OKLab	oklab(57.15% -0.0306 -0.1178)
OKLCH	oklch(57.15% 0.122 255.4)
XYZ	xyz(18.4430, 18.5839, 51.3203)
Luminance	0.1859 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4379BE #BE8843

analogous

#43B6BE #4379BE #4A43BE

triadic

#4379BE #BE4379 #79BE43

tetradic

#4379BE #BE43B6 #BE8843 #43BE4A

square

#4379BE #BE43B6 #BE8843 #43BE4A

split-complementary

#4379BE #BE4A43 #B6BE43

monochromatic

#233F64 #325C91 #4379BE #7099CE #9EBADD

Accessibility & contrast

On white

4.45

#4379BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#4379BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4379BE

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4379BE	#FFFFFF	#000000	##000000
##4379BE	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7EC1

Deuteranopia (green-blind)

#4A72BD

Tritanopia (blue-blind)

#008992

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4379be;
/* rgb */ color: rgb(67, 121, 190);
/* oklch */ color: oklch(57.1% 0.122 255.4);

Tailwind

colors: {
  custom: {
    50: '#839fd2',
    500: '#4379be',
    950: '#000000',
  },
}

SCSS

$custom: #4379be;
$custom-light: #839fd2;
$custom-dark: #000000;

JSON

{
  "hex": "#4379be",
  "rgb": {
    "r": 67,
    "g": 121,
    "b": 190
  },
  "hsl": {
    "h": 213.659,
    "s": 48.617,
    "l": 50.392
  },
  "oklch": {
    "l": 0.57145,
    "c": 0.12173,
    "h": 255.4
  },
  "luminance": 0.18586
}

Semantic roles & 50–950 ramp

primary

#4379BE

secondary

#CAB293

accent

#9C50D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4379BE

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

Preview Lab → · Contrast checker → · Palette generator →