#4274CE#4274CE

#4274CE is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.0% C 0.149 H 261.1°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#4274CE
RGB	rgb(66, 116, 206)
HSL	hsl(219, 59%, 53%)
HSV	hsv(219, 68%, 81%)
CMYK	cmyk(68%, 43.7%, 0%, 19.2%)
CIE-LAB	lab(49.62, 12.69, -51.59)
CIE-LCH	lch(49.62, 53.13, 283.82°)
OKLab	oklab(56.97% -0.023 -0.1474)
OKLCH	oklch(56.97% 0.149 261.1)
XYZ	xyz(19.6288, 18.1033, 60.8404)
Luminance	0.1810 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4274CE #CE9C42

analogous

#42BACE #4274CE #5642CE

triadic

#4274CE #CE4274 #74CE42

tetradic

#4274CE #CE42BA #CE9C42 #42CE56

square

#4274CE #CE42BA #CE9C42 #42CE56

split-complementary

#4274CE #CE5642 #BACE42

monochromatic

#1F3E77 #2B58A7 #4274CE #7398DB #A3BBE7

Accessibility & contrast

On white

4.54

#4274CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#4274CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4274CE

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4274CE	#FFFFFF	#000000	##000000
##4274CE	1.00	4.54	4.62	4.62
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#487DD1

Deuteranopia (green-blind)

#3070CC

Tritanopia (blue-blind)

#008997

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4274ce;
/* rgb */ color: rgb(66, 116, 206);
/* oklch */ color: oklch(57.0% 0.149 261.1);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#4274ce",
  "rgb": {
    "r": 66,
    "g": 116,
    "b": 206
  },
  "hsl": {
    "h": 218.571,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.56974,
    "c": 0.14923,
    "h": 261.1
  },
  "luminance": 0.18105
}

Semantic roles & 50–950 ramp

primary

#4274CE

secondary

#D4BE98

accent

#AA46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4274CE

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

Preview Lab → · Contrast checker → · Palette generator →