#4270CE#4270CE

#4270CE is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.1% C 0.154 H 262.8°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#4270CE
RGB	rgb(66, 112, 206)
HSL	hsl(220, 59%, 53%)
HSV	hsv(220, 68%, 81%)
CMYK	cmyk(68%, 45.6%, 0%, 19.2%)
CIE-LAB	lab(48.51, 15.19, -53.37)
CIE-LCH	lch(48.51, 55.49, 285.89°)
OKLab	oklab(56.12% -0.0192 -0.1527)
OKLCH	oklch(56.12% 0.154 262.8)
XYZ	xyz(19.1776, 17.2009, 60.6900)
Luminance	0.1720 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4270CE #CEA042

analogous

#42B6CE #4270CE #5A42CE

triadic

#4270CE #CE4270 #70CE42

tetradic

#4270CE #CE42B6 #CEA042 #42CE5A

square

#4270CE #CE42B6 #CEA042 #42CE5A

split-complementary

#4270CE #CE5A42 #B6CE42

monochromatic

#1F3C77 #2B54A7 #4270CE #7395DB #A3BAE7

Accessibility & contrast

On white

4.73

#4270CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#4270CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4270CE

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4270CE	#FFFFFF	#000000	##FFFFFF
##4270CE	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)

#417AD2

Deuteranopia (green-blind)

#256DCC

Tritanopia (blue-blind)

#008695

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4270ce;
/* rgb */ color: rgb(66, 112, 206);
/* oklch */ color: oklch(56.1% 0.154 262.8);

Tailwind

colors: {
  custom: {
    50: '#8698dd',
    500: '#4270ce',
    950: '#000000',
  },
}

SCSS

$custom: #4270ce;
$custom-light: #8698dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4270ce",
  "rgb": {
    "r": 66,
    "g": 112,
    "b": 206
  },
  "hsl": {
    "h": 220.286,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.56121,
    "c": 0.15394,
    "h": 262.8
  },
  "luminance": 0.17203
}

Semantic roles & 50–950 ramp

primary

#4270CE

secondary

#D4C098

accent

#AF46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4270CE

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

Preview Lab → · Contrast checker → · Palette generator →