#4757BF#4757BF

#4757BF is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.2% C 0.163 H 272.6°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#4757BF
RGB	rgb(71, 87, 191)
HSL	hsl(232, 48%, 51%)
HSV	hsv(232, 63%, 75%)
CMYK	cmyk(62.8%, 54.5%, 0%, 25.1%)
CIE-LAB	lab(41.08, 26.58, -56.67)
CIE-LCH	lch(41.08, 62.59, 295.13°)
OKLab	oklab(50.23% 0.0073 -0.1627)
OKLCH	oklch(50.23% 0.163 272.6)
XYZ	xyz(15.4076, 11.9163, 50.7682)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4757BF #BFAF47

analogous

#4793BF #4757BF #7347BF

triadic

#4757BF #BF4757 #57BF47

tetradic

#4757BF #BF4793 #BFAF47 #47BF73

square

#4757BF #BF4793 #BFAF47 #47BF73

split-complementary

#4757BF #BF7347 #93BF47

monochromatic

#242D68 #344195 #4757BF #7480CF #A2AADF

Accessibility & contrast

On white

6.21

#4757BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4757BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4757BF

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4757BF	#FFFFFF	#000000	##FFFFFF
##4757BF	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A66C3

Deuteranopia (green-blind)

#005CBD

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4757bf;
/* rgb */ color: rgb(71, 87, 191);
/* oklch */ color: oklch(50.2% 0.163 272.6);

Tailwind

colors: {
  custom: {
    50: '#8686d3',
    500: '#4757bf',
    950: '#000000',
  },
}

SCSS

$custom: #4757bf;
$custom-light: #8686d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4757bf",
  "rgb": {
    "r": 71,
    "g": 87,
    "b": 191
  },
  "hsl": {
    "h": 232,
    "s": 48.387,
    "l": 51.373
  },
  "oklch": {
    "l": 0.50233,
    "c": 0.16285,
    "h": 272.6
  },
  "luminance": 0.11918
}

Semantic roles & 50–950 ramp

primary

#4757BF

secondary

#CBC496

accent

#C650D8

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4757BF

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

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