#4657CF#4657CF

#4657CF is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.4% C 0.185 H 272.1°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#4657CF
RGB	rgb(70, 87, 207)
HSL	hsl(233, 59%, 54%)
HSV	hsv(233, 66%, 81%)
CMYK	cmyk(66.2%, 58%, 0%, 18.8%)
CIE-LAB	lab(42.19, 31.96, -64.14)
CIE-LCH	lch(42.19, 71.67, 296.49°)
OKLab	oklab(51.41% 0.0067 -0.1847)
OKLCH	oklch(51.41% 0.185 272.1)
XYZ	xyz(17.1927, 12.6219, 60.5496)
Luminance	0.1262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4657CF #CFBE46

analogous

#469BCF #4657CF #7A46CF

triadic

#4657CF #CF4657 #57CF46

tetradic

#4657CF #CF469B #CFBE46 #46CF7A

square

#4657CF #CF469B #CFBE46 #46CF7A

split-complementary

#4657CF #CF7A46 #9BCF46

monochromatic

#202B7B #2C3CAB #4657CF #7783DC #A7AFE8

Accessibility & contrast

On white

5.96

#4657CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#4657CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4657CF

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4657CF	#FFFFFF	#000000	##FFFFFF
##4657CF	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD3

Deuteranopia (green-blind)

#005ECD

Tritanopia (blue-blind)

#00748A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4657cf;
/* rgb */ color: rgb(70, 87, 207);
/* oklch */ color: oklch(51.4% 0.185 272.1);

Tailwind

colors: {
  custom: {
    50: '#8986df',
    500: '#4657cf',
    950: '#000000',
  },
}

SCSS

$custom: #4657cf;
$custom-light: #8986df;
$custom-dark: #000000;

JSON

{
  "hex": "#4657cf",
  "rgb": {
    "r": 70,
    "g": 87,
    "b": 207
  },
  "hsl": {
    "h": 232.555,
    "s": 58.798,
    "l": 54.314
  },
  "oklch": {
    "l": 0.51411,
    "c": 0.18482,
    "h": 272.1
  },
  "luminance": 0.12623
}

Semantic roles & 50–950 ramp

primary

#4657CF

secondary

#D5CE9B

accent

#CF46E2

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4657CF

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

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