#4377D6#4377D6

#4377D6 is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.2% C 0.156 H 261.3°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#4377D6
RGB	rgb(67, 119, 214)
HSL	hsl(219, 64%, 55%)
HSV	hsv(219, 69%, 84%)
CMYK	cmyk(68.7%, 44.4%, 0%, 16.1%)
CIE-LAB	lab(50.97, 13.84, -53.98)
CIE-LCH	lch(50.97, 55.73, 284.38°)
OKLab	oklab(58.18% -0.0236 -0.1544)
OKLCH	oklch(58.18% 0.156 261.3)
XYZ	xyz(21.0448, 19.2398, 66.2099)
Luminance	0.1924 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4377D6 #D6A243

analogous

#43C0D6 #4377D6 #5943D6

triadic

#4377D6 #D64377 #77D643

tetradic

#4377D6 #D643C0 #D6A243 #43D659

square

#4377D6 #D643C0 #D6A243 #43D659

split-complementary

#4377D6 #D65943 #C0D643

monochromatic

#1C4082 #2759B4 #4377D6 #759BE1 #A7C0EC

Accessibility & contrast

On white

4.33

#4377D6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#4377D6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4377D6

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4377D6	#FFFFFF	#000000	##000000
##4377D6	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4881DA

Deuteranopia (green-blind)

#2D73D4

Tritanopia (blue-blind)

#008D9C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4377d6;
/* rgb */ color: rgb(67, 119, 214);
/* oklch */ color: oklch(58.2% 0.156 261.3);

Tailwind

colors: {
  custom: {
    50: '#879de3',
    500: '#4377d6',
    950: '#000000',
  },
}

SCSS

$custom: #4377d6;
$custom-light: #879de3;
$custom-dark: #000000;

JSON

{
  "hex": "#4377d6",
  "rgb": {
    "r": 67,
    "g": 119,
    "b": 214
  },
  "hsl": {
    "h": 218.776,
    "s": 64.192,
    "l": 55.098
  },
  "oklch": {
    "l": 0.58175,
    "c": 0.1562,
    "h": 261.3
  },
  "luminance": 0.19242
}

Semantic roles & 50–950 ramp

primary

#4377D6

secondary

#D9C39C

accent

#AC41E7

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E15

muted

#7D7E84

Preview Lab

Preview with #4377D6

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

Preview Lab → · Contrast checker → · Palette generator →