#4377BE#4377BE

#4377BE is a mid, vivid cyan. Relative luminance 0.181; OKLCH L 56.7% C 0.124 H 256.7°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#4377BE
RGB	rgb(67, 119, 190)
HSL	hsl(215, 49%, 50%)
HSV	hsv(215, 65%, 75%)
CMYK	cmyk(64.7%, 37.4%, 0%, 25.5%)
CIE-LAB	lab(49.62, 5.36, -42.43)
CIE-LCH	lch(49.62, 42.76, 277.20°)
OKLab	oklab(56.7% -0.0286 -0.1205)
OKLCH	oklch(56.7% 0.124 256.7)
XYZ	xyz(18.2025, 18.1029, 51.2401)
Luminance	0.1810 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4377BE #BE8A43

analogous

#43B5BE #4377BE #4C43BE

triadic

#4377BE #BE4377 #77BE43

tetradic

#4377BE #BE43B5 #BE8A43 #43BE4C

square

#4377BE #BE43B5 #BE8A43 #43BE4C

split-complementary

#4377BE #BE4C43 #B5BE43

monochromatic

#233E64 #325B91 #4377BE #7098CE #9EB9DD

Accessibility & contrast

On white

4.54

#4377BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#4377BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4377BE

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4377BE	#FFFFFF	#000000	##000000
##4377BE	1.00	4.54	4.62	4.62
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#587CC1

Deuteranopia (green-blind)

#4671BD

Tritanopia (blue-blind)

#008791

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4377be;
/* rgb */ color: rgb(67, 119, 190);
/* oklch */ color: oklch(56.7% 0.124 256.7);

Tailwind

colors: {
  custom: {
    50: '#839dd2',
    500: '#4377be',
    950: '#000000',
  },
}

SCSS

$custom: #4377be;
$custom-light: #839dd2;
$custom-dark: #000000;

JSON

{
  "hex": "#4377be",
  "rgb": {
    "r": 67,
    "g": 119,
    "b": 190
  },
  "hsl": {
    "h": 214.634,
    "s": 48.617,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56696,
    "c": 0.12385,
    "h": 256.7
  },
  "luminance": 0.18105
}

Semantic roles & 50–950 ramp

primary

#4377BE

secondary

#CAB393

accent

#9E50D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4377BE

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

Preview Lab → · Contrast checker → · Palette generator →