#4263CD#4263CD

#4263CD is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.4% C 0.168 H 267.4°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4263CD
RGB	rgb(66, 99, 205)
HSL	hsl(226, 58%, 53%)
HSV	hsv(226, 68%, 80%)
CMYK	cmyk(67.8%, 51.7%, 0%, 19.6%)
CIE-LAB	lab(44.92, 23.05, -58.57)
CIE-LCH	lch(44.92, 62.94, 291.48°)
OKLab	oklab(53.36% -0.0076 -0.1682)
OKLCH	oklch(53.36% 0.168 267.4)
XYZ	xyz(17.7242, 14.4880, 59.6082)
Luminance	0.1449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4263CD #CDAC42

analogous

#42A9CD #4263CD #6642CD

triadic

#4263CD #CD4263 #63CD42

tetradic

#4263CD #CD42A9 #CDAC42 #42CD66

square

#4263CD #CD42A9 #CDAC42 #42CD66

split-complementary

#4263CD #CD6642 #A9CD42

monochromatic

#1F3476 #2C49A6 #4263CD #728BDA #A3B3E7

Accessibility & contrast

On white

5.39

#4263CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#4263CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4263CD

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4263CD	#FFFFFF	#000000	##FFFFFF
##4263CD	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2071D1

Deuteranopia (green-blind)

#0064CB

Tritanopia (blue-blind)

#007C8E

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4263cd;
/* rgb */ color: rgb(66, 99, 205);
/* oklch */ color: oklch(53.4% 0.168 267.4);

Tailwind

colors: {
  custom: {
    50: '#868edd',
    500: '#4263cd',
    950: '#000000',
  },
}

SCSS

$custom: #4263cd;
$custom-light: #868edd;
$custom-dark: #000000;

JSON

{
  "hex": "#4263cd",
  "rgb": {
    "r": 66,
    "g": 99,
    "b": 205
  },
  "hsl": {
    "h": 225.755,
    "s": 58.159,
    "l": 53.137
  },
  "oklch": {
    "l": 0.53364,
    "c": 0.1684,
    "h": 267.4
  },
  "luminance": 0.1449
}

Semantic roles & 50–950 ramp

primary

#4263CD

secondary

#D3C597

accent

#BD46E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #4263CD

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

Preview Lab → · Contrast checker → · Palette generator →