#4274BA#4274BA

#4274BA is a mid, vivid blue. Relative luminance 0.172; OKLCH L 55.7% C 0.122 H 257.1°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#4274BA
RGB	rgb(66, 116, 186)
HSL	hsl(215, 48%, 49%)
HSV	hsv(215, 65%, 73%)
CMYK	cmyk(64.5%, 37.6%, 0%, 27.1%)
CIE-LAB	lab(48.50, 5.62, -41.90)
CIE-LCH	lch(48.50, 42.27, 277.64°)
OKLab	oklab(55.74% -0.0272 -0.119)
OKLCH	oklch(55.74% 0.122 257.1)
XYZ	xyz(17.3519, 17.1925, 48.8489)
Luminance	0.1719 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4274BA #BA8842

analogous

#42B0BA #4274BA #4C42BA

triadic

#4274BA #BA4274 #74BA42

tetradic

#4274BA #BA42B0 #BA8842 #42BA4C

square

#4274BA #BA42B0 #BA8842 #42BA4C

split-complementary

#4274BA #BA4C42 #B0BA42

monochromatic

#223C60 #32588D #4274BA #6E95CB #9BB6DB

Accessibility & contrast

On white

4.73

#4274BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#4274BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4274BA

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4274BA	#FFFFFF	#000000	##FFFFFF
##4274BA	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5579BD

Deuteranopia (green-blind)

#446EB9

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4274ba;
/* rgb */ color: rgb(66, 116, 186);
/* oklch */ color: oklch(55.7% 0.122 257.1);

Tailwind

colors: {
  custom: {
    50: '#829bcf',
    500: '#4274ba',
    950: '#000000',
  },
}

SCSS

$custom: #4274ba;
$custom-light: #829bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#4274ba",
  "rgb": {
    "r": 66,
    "g": 116,
    "b": 186
  },
  "hsl": {
    "h": 215,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55743,
    "c": 0.12209,
    "h": 257.1
  },
  "luminance": 0.17194
}

Semantic roles & 50–950 ramp

primary

#4274BA

secondary

#C8B190

accent

#9F51D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #4274BA

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

Preview Lab → · Contrast checker → · Palette generator →