#4363BB#4363BB

#4363BB is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.1% C 0.143 H 266.5°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#4363BB
RGB	rgb(67, 99, 187)
HSL	hsl(224, 47%, 50%)
HSV	hsv(224, 64%, 73%)
CMYK	cmyk(64.2%, 47.1%, 0%, 26.7%)
CIE-LAB	lab(43.80, 16.81, -49.96)
CIE-LCH	lch(43.80, 52.72, 288.60°)
OKLab	oklab(52.15% -0.0088 -0.1429)
OKLCH	oklch(52.15% 0.143 266.5)
XYZ	xyz(15.7431, 13.7034, 48.8194)
Luminance	0.1371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4363BB #BB9B43

analogous

#439FBB #4363BB #5F43BB

triadic

#4363BB #BB4363 #63BB43

tetradic

#4363BB #BB439F #BB9B43 #43BB5F

square

#4363BB #BB439F #BB9B43 #43BB5F

split-complementary

#4363BB #BB5F43 #9FBB43

monochromatic

#233361 #334B8E #4363BB #7088CC #9DADDC

Accessibility & contrast

On white

5.61

#4363BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#4363BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4363BB

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4363BB	#FFFFFF	#000000	##FFFFFF
##4363BB	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376DBE

Deuteranopia (green-blind)

#2062B9

Tritanopia (blue-blind)

#007786

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4363bb;
/* rgb */ color: rgb(67, 99, 187);
/* oklch */ color: oklch(52.1% 0.143 266.5);

Tailwind

colors: {
  custom: {
    50: '#838ed0',
    500: '#4363bb',
    950: '#000000',
  },
}

SCSS

$custom: #4363bb;
$custom-light: #838ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#4363bb",
  "rgb": {
    "r": 67,
    "g": 99,
    "b": 187
  },
  "hsl": {
    "h": 224,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.5215,
    "c": 0.14317,
    "h": 266.5
  },
  "luminance": 0.13705
}

Semantic roles & 50–950 ramp

primary

#4363BB

secondary

#C8BA92

accent

#B351D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4363BB

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

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