#4267BB#4267BB

#4267BB is a mid, vivid blue. Relative luminance 0.144; OKLCH L 52.9% C 0.139 H 264.3°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#4267BB
RGB	rgb(66, 103, 187)
HSL	hsl(222, 48%, 50%)
HSV	hsv(222, 65%, 73%)
CMYK	cmyk(64.7%, 44.9%, 0%, 26.7%)
CIE-LAB	lab(44.86, 14.09, -48.27)
CIE-LCH	lch(44.86, 50.28, 286.28°)
OKLab	oklab(52.95% -0.0137 -0.1379)
OKLCH	oklch(52.95% 0.139 264.3)
XYZ	xyz(16.0635, 14.4451, 48.9457)
Luminance	0.1445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4267BB #BB9642

analogous

#42A4BB #4267BB #5A42BB

triadic

#4267BB #BB4267 #67BB42

tetradic

#4267BB #BB42A4 #BB9642 #42BB5A

square

#4267BB #BB42A4 #BB9642 #42BB5A

split-complementary

#4267BB #BB5A42 #A4BB42

monochromatic

#223561 #324E8E #4267BB #6E8BCC #9CAFDC

Accessibility & contrast

On white

5.40

#4267BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#4267BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4267BB

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4267BB	#FFFFFF	#000000	##FFFFFF
##4267BB	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F70BE

Deuteranopia (green-blind)

#2A65B9

Tritanopia (blue-blind)

#007A88

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4267bb;
/* rgb */ color: rgb(66, 103, 187);
/* oklch */ color: oklch(52.9% 0.139 264.3);

Tailwind

colors: {
  custom: {
    50: '#8291d0',
    500: '#4267bb',
    950: '#000000',
  },
}

SCSS

$custom: #4267bb;
$custom-light: #8291d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4267bb",
  "rgb": {
    "r": 66,
    "g": 103,
    "b": 187
  },
  "hsl": {
    "h": 221.653,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.52949,
    "c": 0.13856,
    "h": 264.3
  },
  "luminance": 0.14447
}

Semantic roles & 50–950 ramp

primary

#4267BB

secondary

#C8B791

accent

#AE50D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4267BB

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

Preview Lab → · Contrast checker → · Palette generator →