#4167BB#4167BB

#4167BB is a mid, vivid blue. Relative luminance 0.144; OKLCH L 52.9% C 0.139 H 264.0°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#4167BB
RGB	rgb(65, 103, 187)
HSL	hsl(221, 48%, 49%)
HSV	hsv(221, 65%, 73%)
CMYK	cmyk(65.2%, 44.9%, 0%, 26.7%)
CIE-LAB	lab(44.82, 13.92, -48.35)
CIE-LCH	lch(44.82, 50.31, 286.06°)
OKLab	oklab(52.9% -0.0146 -0.1381)
OKLCH	oklch(52.9% 0.139 264)
XYZ	xyz(15.9967, 14.4107, 48.9426)
Luminance	0.1441 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4167BB #BB9541

analogous

#41A4BB #4167BB #5841BB

triadic

#4167BB #BB4167 #67BB41

tetradic

#4167BB #BB41A4 #BB9541 #41BB58

square

#4167BB #BB41A4 #BB9541 #41BB58

split-complementary

#4167BB #BB5841 #A4BB41

monochromatic

#213560 #314E8E #4167BB #6D8BCC #9AAFDC

Accessibility & contrast

On white

5.41

#4167BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#4167BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4167BB

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4167BB	#FFFFFF	#000000	##FFFFFF
##4167BB	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	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: #4167bb;
/* rgb */ color: rgb(65, 103, 187);
/* oklch */ color: oklch(52.9% 0.139 264.0);

Tailwind

colors: {
  custom: {
    50: '#8291d0',
    500: '#4167bb',
    950: '#000000',
  },
}

SCSS

$custom: #4167bb;
$custom-light: #8291d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4167bb",
  "rgb": {
    "r": 65,
    "g": 103,
    "b": 187
  },
  "hsl": {
    "h": 221.311,
    "s": 48.413,
    "l": 49.412
  },
  "oklch": {
    "l": 0.52899,
    "c": 0.1389,
    "h": 264
  },
  "luminance": 0.14412
}

Semantic roles & 50–950 ramp

primary

#4167BB

secondary

#C8B790

accent

#AE50D8

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #4167BB

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

Preview Lab → · Contrast checker → · Palette generator →