#4379BC#4379BC

#4379BC is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 57.0% C 0.119 H 254.8°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4379BC
RGB	rgb(67, 121, 188)
HSL	hsl(213, 47%, 50%)
HSV	hsv(213, 64%, 74%)
CMYK	cmyk(64.4%, 35.6%, 0%, 26.3%)
CIE-LAB	lab(50.09, 3.44, -40.53)
CIE-LCH	lch(50.09, 40.67, 274.85°)
OKLab	oklab(57.03% -0.0311 -0.1149)
OKLCH	oklch(57.03% 0.119 254.8)
XYZ	xyz(18.2259, 18.4971, 50.1770)
Luminance	0.1850 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4379BC #BC8643

analogous

#43B6BC #4379BC #4943BC

triadic

#4379BC #BC4379 #79BC43

tetradic

#4379BC #BC43B6 #BC8643 #43BC49

square

#4379BC #BC43B6 #BC8643 #43BC49

split-complementary

#4379BC #BC4943 #B6BC43

monochromatic

#233F62 #335C8F #4379BC #7099CC #9DB9DC

Accessibility & contrast

On white

4.47

#4379BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#4379BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4379BC

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4379BC	#FFFFFF	#000000	##000000
##4379BC	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7DBF

Deuteranopia (green-blind)

#4B72BB

Tritanopia (blue-blind)

#008891

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4379bc;
/* rgb */ color: rgb(67, 121, 188);
/* oklch */ color: oklch(57.0% 0.119 254.8);

Tailwind

colors: {
  custom: {
    50: '#839fd0',
    500: '#4379bc',
    950: '#000000',
  },
}

SCSS

$custom: #4379bc;
$custom-light: #839fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4379bc",
  "rgb": {
    "r": 67,
    "g": 121,
    "b": 188
  },
  "hsl": {
    "h": 213.223,
    "s": 47.451,
    "l": 50
  },
  "oklch": {
    "l": 0.57031,
    "c": 0.11907,
    "h": 254.8
  },
  "luminance": 0.18499
}

Semantic roles & 50–950 ramp

primary

#4379BC

secondary

#C9B092

accent

#9B51D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4379BC

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

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