#4377D7#4377D7

#4377D7 is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.2% C 0.158 H 261.5°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#4377D7
RGB	rgb(67, 119, 215)
HSL	hsl(219, 65%, 55%)
HSV	hsv(219, 69%, 84%)
CMYK	cmyk(68.8%, 44.7%, 0%, 15.7%)
CIE-LAB	lab(51.03, 14.19, -54.45)
CIE-LCH	lch(51.03, 56.27, 284.61°)
OKLab	oklab(58.24% -0.0234 -0.1558)
OKLCH	oklch(58.24% 0.158 261.5)
XYZ	xyz(21.1729, 19.2911, 66.8845)
Luminance	0.1929 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4377D7 #D7A343

analogous

#43C1D7 #4377D7 #5943D7

triadic

#4377D7 #D74377 #77D743

tetradic

#4377D7 #D743C1 #D7A343 #43D759

square

#4377D7 #D743C1 #D7A343 #43D759

split-complementary

#4377D7 #D75943 #C1D743

monochromatic

#1C4084 #2759B6 #4377D7 #759CE2 #A8C0EC

Accessibility & contrast

On white

4.32

#4377D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#4377D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4377D7

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4377D7	#FFFFFF	#000000	##000000
##4377D7	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4781DB

Deuteranopia (green-blind)

#2B73D5

Tritanopia (blue-blind)

#008D9C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4377d7;
/* rgb */ color: rgb(67, 119, 215);
/* oklch */ color: oklch(58.2% 0.158 261.5);

Tailwind

colors: {
  custom: {
    50: '#879de4',
    500: '#4377d7',
    950: '#000000',
  },
}

SCSS

$custom: #4377d7;
$custom-light: #879de4;
$custom-dark: #000000;

JSON

{
  "hex": "#4377d7",
  "rgb": {
    "r": 67,
    "g": 119,
    "b": 215
  },
  "hsl": {
    "h": 218.919,
    "s": 64.912,
    "l": 55.294
  },
  "oklch": {
    "l": 0.5824,
    "c": 0.15753,
    "h": 261.5
  },
  "luminance": 0.19293
}

Semantic roles & 50–950 ramp

primary

#4377D7

secondary

#DAC49C

accent

#AD40E8

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E15

muted

#7E7E84

Preview Lab

Preview with #4377D7

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

Preview Lab → · Contrast checker → · Palette generator →