#4666DA#4666DA

#4666DA is a mid, vivid blue. Relative luminance 0.159; OKLCH L 55.1% C 0.181 H 268.3°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#4666DA
RGB	rgb(70, 102, 218)
HSL	hsl(227, 67%, 56%)
HSV	hsv(227, 68%, 85%)
CMYK	cmyk(67.9%, 53.2%, 0%, 14.5%)
CIE-LAB	lab(46.80, 26.36, -62.96)
CIE-LCH	lch(46.80, 68.25, 292.72°)
OKLab	oklab(55.11% -0.0055 -0.181)
OKLCH	oklch(55.11% 0.181 268.3)
XYZ	xyz(19.9277, 15.8648, 68.3281)
Luminance	0.1587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4666DA #DABA46

analogous

#46B0DA #4666DA #7046DA

triadic

#4666DA #DA4666 #66DA46

tetradic

#4666DA #DA46B0 #DABA46 #46DA70

square

#4666DA #DA46B0 #DABA46 #46DA70

split-complementary

#4666DA #DA7046 #B0DA46

monochromatic

#1C338A #2646BD #4666DA #7990E4 #ACBAEE

Accessibility & contrast

On white

5.03

#4666DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#4666DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4666DA

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4666DA	#FFFFFF	#000000	##FFFFFF
##4666DA	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1176DE

Deuteranopia (green-blind)

#0068D8

Tritanopia (blue-blind)

#008296

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4666da;
/* rgb */ color: rgb(70, 102, 218);
/* oklch */ color: oklch(55.1% 0.181 268.3);

Tailwind

colors: {
  custom: {
    50: '#8a91e6',
    500: '#4666da',
    950: '#000000',
  },
}

SCSS

$custom: #4666da;
$custom-light: #8a91e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4666da",
  "rgb": {
    "r": 70,
    "g": 102,
    "b": 218
  },
  "hsl": {
    "h": 227.027,
    "s": 66.667,
    "l": 56.471
  },
  "oklch": {
    "l": 0.55114,
    "c": 0.18111,
    "h": 268.3
  },
  "luminance": 0.15867
}

Semantic roles & 50–950 ramp

primary

#4666DA

secondary

#DCCFA0

accent

#C53EEA

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4666DA

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

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