#4274CD#4274CD

#4274CD is a mid, vivid blue. Relative luminance 0.181; OKLCH L 56.9% C 0.148 H 261.0°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#4274CD
RGB	rgb(66, 116, 205)
HSL	hsl(218, 58%, 53%)
HSV	hsv(218, 68%, 80%)
CMYK	cmyk(67.8%, 43.4%, 0%, 19.6%)
CIE-LAB	lab(49.56, 12.34, -51.11)
CIE-LCH	lch(49.56, 52.58, 283.57°)
OKLab	oklab(56.91% -0.0232 -0.1461)
OKLCH	oklch(56.91% 0.148 261)
XYZ	xyz(19.5077, 18.0548, 60.2026)
Luminance	0.1806 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4274CD #CD9B42

analogous

#42BACD #4274CD #5542CD

triadic

#4274CD #CD4274 #74CD42

tetradic

#4274CD #CD42BA #CD9B42 #42CD55

square

#4274CD #CD42BA #CD9B42 #42CD55

split-complementary

#4274CD #CD5542 #BACD42

monochromatic

#1F3E76 #2C58A6 #4274CD #7298DA #A3BBE7

Accessibility & contrast

On white

4.55

#4274CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#4274CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4274CD

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4274CD	#FFFFFF	#000000	##000000
##4274CD	1.00	4.55	4.61	4.61
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497DD0

Deuteranopia (green-blind)

#3170CB

Tritanopia (blue-blind)

#008996

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4274cd;
/* rgb */ color: rgb(66, 116, 205);
/* oklch */ color: oklch(56.9% 0.148 261.0);

Tailwind

colors: {
  custom: {
    50: '#859bdd',
    500: '#4274cd',
    950: '#000000',
  },
}

SCSS

$custom: #4274cd;
$custom-light: #859bdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4274cd",
  "rgb": {
    "r": 66,
    "g": 116,
    "b": 205
  },
  "hsl": {
    "h": 218.417,
    "s": 58.159,
    "l": 53.137
  },
  "oklch": {
    "l": 0.5691,
    "c": 0.14787,
    "h": 261
  },
  "luminance": 0.18057
}

Semantic roles & 50–950 ramp

primary

#4274CD

secondary

#D3BE97

accent

#AA46E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4274CD

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

Preview Lab → · Contrast checker → · Palette generator →