#4379BD#4379BD

#4379BD is a mid, vivid cyan. Relative luminance 0.185; OKLCH L 57.1% C 0.120 H 255.1°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4379BD
RGB	rgb(67, 121, 189)
HSL	hsl(213, 48%, 50%)
HSV	hsv(213, 65%, 74%)
CMYK	cmyk(64.6%, 36%, 0%, 25.9%)
CIE-LAB	lab(50.15, 3.79, -41.02)
CIE-LCH	lch(50.15, 41.20, 275.28°)
OKLab	oklab(57.09% -0.0309 -0.1164)
OKLCH	oklch(57.09% 0.12 255.1)
XYZ	xyz(18.3341, 18.5404, 50.7467)
Luminance	0.1854 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4379BD #BD8743

analogous

#43B6BD #4379BD #4A43BD

triadic

#4379BD #BD4379 #79BD43

tetradic

#4379BD #BD43B6 #BD8743 #43BD4A

square

#4379BD #BD43B6 #BD8743 #43BD4A

split-complementary

#4379BD #BD4A43 #B6BD43

monochromatic

#233F63 #335C90 #4379BD #7099CD #9EBADD

Accessibility & contrast

On white

4.46

#4379BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4379BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4379BD

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4379BD	#FFFFFF	#000000	##000000
##4379BD	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7EC0

Deuteranopia (green-blind)

#4A72BC

Tritanopia (blue-blind)

#008992

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4379bd;
/* rgb */ color: rgb(67, 121, 189);
/* oklch */ color: oklch(57.1% 0.120 255.1);

Tailwind

colors: {
  custom: {
    50: '#839fd1',
    500: '#4379bd',
    950: '#000000',
  },
}

SCSS

$custom: #4379bd;
$custom-light: #839fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4379bd",
  "rgb": {
    "r": 67,
    "g": 121,
    "b": 189
  },
  "hsl": {
    "h": 213.443,
    "s": 48.031,
    "l": 50.196
  },
  "oklch": {
    "l": 0.57088,
    "c": 0.12041,
    "h": 255.1
  },
  "luminance": 0.18542
}

Semantic roles & 50–950 ramp

primary

#4379BD

secondary

#C9B193

accent

#9C50D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4379BD

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

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