#4367BC#4367BC

#4367BC is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.1% C 0.140 H 264.8°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#4367BC
RGB	rgb(67, 103, 188)
HSL	hsl(222, 47%, 50%)
HSV	hsv(222, 64%, 74%)
CMYK	cmyk(64.4%, 45.2%, 0%, 26.3%)
CIE-LAB	lab(44.97, 14.63, -48.67)
CIE-LCH	lch(44.97, 50.82, 286.73°)
OKLab	oklab(53.07% -0.0127 -0.139)
OKLCH	oklch(53.07% 0.14 264.8)
XYZ	xyz(16.2389, 14.5231, 49.5147)
Luminance	0.1452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4367BC #BC9843

analogous

#43A3BC #4367BC #5C43BC

triadic

#4367BC #BC4367 #67BC43

tetradic

#4367BC #BC43A3 #BC9843 #43BC5C

square

#4367BC #BC43A3 #BC9843 #43BC5C

split-complementary

#4367BC #BC5C43 #A3BC43

monochromatic

#233662 #334E8F #4367BC #708BCC #9DB0DC

Accessibility & contrast

On white

5.38

#4367BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#4367BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4367BC

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4367BC	#FFFFFF	#000000	##FFFFFF
##4367BC	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E70BF

Deuteranopia (green-blind)

#2A65BA

Tritanopia (blue-blind)

#007A88

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4367bc;
/* rgb */ color: rgb(67, 103, 188);
/* oklch */ color: oklch(53.1% 0.140 264.8);

Tailwind

colors: {
  custom: {
    50: '#8391d1',
    500: '#4367bc',
    950: '#000000',
  },
}

SCSS

$custom: #4367bc;
$custom-light: #8391d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4367bc",
  "rgb": {
    "r": 67,
    "g": 103,
    "b": 188
  },
  "hsl": {
    "h": 222.149,
    "s": 47.451,
    "l": 50
  },
  "oklch": {
    "l": 0.53066,
    "c": 0.13962,
    "h": 264.8
  },
  "luminance": 0.14525
}

Semantic roles & 50–950 ramp

primary

#4367BC

secondary

#C9B892

accent

#AF51D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4367BC

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

Preview Lab → · Contrast checker → · Palette generator →