#4757AF#4757AF

#4757AF is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.1% C 0.140 H 272.5°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#4757AF
RGB	rgb(71, 87, 175)
HSL	hsl(231, 42%, 48%)
HSV	hsv(231, 59%, 69%)
CMYK	cmyk(59.4%, 50.3%, 0%, 31.4%)
CIE-LAB	lab(40.00, 21.05, -49.03)
CIE-LCH	lch(40.00, 53.36, 293.24°)
OKLab	oklab(49.07% 0.006 -0.1402)
OKLCH	oklch(49.07% 0.14 272.5)
XYZ	xyz(13.7420, 11.2501, 41.9964)
Luminance	0.1125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4757AF #AF9F47

analogous

#478BAF #4757AF #6B47AF

triadic

#4757AF #AF4757 #57AF47

tetradic

#4757AF #AF478B #AF9F47 #47AF6B

square

#4757AF #AF478B #AF9F47 #47AF6B

split-complementary

#4757AF #AF6B47 #8BAF47

monochromatic

#242C58 #354183 #4757AF #6F7CC4 #9AA3D6

Accessibility & contrast

On white

6.46

#4757AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#4757AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4757AF

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4757AF	#FFFFFF	#000000	##FFFFFF
##4757AF	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2963B2

Deuteranopia (green-blind)

#155AAD

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4757af;
/* rgb */ color: rgb(71, 87, 175);
/* oklch */ color: oklch(49.1% 0.140 272.5);

Tailwind

colors: {
  custom: {
    50: '#8386c7',
    500: '#4757af',
    950: '#000000',
  },
}

SCSS

$custom: #4757af;
$custom-light: #8386c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4757af",
  "rgb": {
    "r": 71,
    "g": 87,
    "b": 175
  },
  "hsl": {
    "h": 230.769,
    "s": 42.276,
    "l": 48.235
  },
  "oklch": {
    "l": 0.4907,
    "c": 0.14036,
    "h": 272.5
  },
  "luminance": 0.11251
}

Semantic roles & 50–950 ramp

primary

#4757AF

secondary

#C2BB8F

accent

#BF56D2

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #4757AF

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

Preview Lab → · Contrast checker → · Palette generator →