#4270D6#4270D6

#4270D6 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.7% C 0.165 H 263.7°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4270D6
RGB	rgb(66, 112, 214)
HSL	hsl(221, 64%, 55%)
HSV	hsv(221, 69%, 84%)
CMYK	cmyk(69.2%, 47.7%, 0%, 16.1%)
CIE-LAB	lab(49.01, 18.05, -57.13)
CIE-LCH	lch(49.01, 59.91, 287.54°)
OKLab	oklab(56.66% -0.018 -0.1638)
OKLCH	oklch(56.66% 0.165 263.7)
XYZ	xyz(20.1743, 17.5996, 65.9391)
Luminance	0.1760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4270D6 #D6A842

analogous

#42BAD6 #4270D6 #5E42D6

triadic

#4270D6 #D64270 #70D642

tetradic

#4270D6 #D642BA #D6A842 #42D65E

square

#4270D6 #D642BA #D6A842 #42D65E

split-complementary

#4270D6 #D65E42 #BAD642

monochromatic

#1C3C82 #2753B4 #4270D6 #7496E1 #A7BCEC

Accessibility & contrast

On white

4.65

#4270D6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#4270D6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4270D6

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4270D6	#FFFFFF	#000000	##FFFFFF
##4270D6	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#397CDA

Deuteranopia (green-blind)

#126ED4

Tritanopia (blue-blind)

#008899

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4270d6;
/* rgb */ color: rgb(66, 112, 214);
/* oklch */ color: oklch(56.7% 0.165 263.7);

Tailwind

colors: {
  custom: {
    50: '#8798e3',
    500: '#4270d6',
    950: '#000000',
  },
}

SCSS

$custom: #4270d6;
$custom-light: #8798e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4270d6",
  "rgb": {
    "r": 66,
    "g": 112,
    "b": 214
  },
  "hsl": {
    "h": 221.351,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.56659,
    "c": 0.16479,
    "h": 263.7
  },
  "luminance": 0.17602
}

Semantic roles & 50–950 ramp

primary

#4270D6

secondary

#D9C69B

accent

#B340E7

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0D15

muted

#7D7E84

Preview Lab

Preview with #4270D6

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

Preview Lab → · Contrast checker → · Palette generator →