#4E57BF#4E57BF

#4E57BF is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.7% C 0.161 H 275.3°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#4E57BF
RGB	rgb(78, 87, 191)
HSL	hsl(235, 47%, 53%)
HSV	hsv(235, 59%, 75%)
CMYK	cmyk(59.2%, 54.5%, 0%, 25.1%)
CIE-LAB	lab(41.53, 27.84, -55.93)
CIE-LCH	lch(41.53, 62.47, 296.46°)
OKLab	oklab(50.68% 0.015 -0.1603)
OKLCH	oklch(50.68% 0.161 275.3)
XYZ	xyz(15.9510, 12.1965, 50.7937)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57BF #BFB64E

analogous

#4E90BF #4E57BF #7D4EBF

triadic

#4E57BF #BF4E57 #57BF4E

tetradic

#4E57BF #BF4E90 #BFB64E #4EBF7D

square

#4E57BF #BF4E90 #BFB64E #4EBF7D

split-complementary

#4E57BF #BF7D4E #90BF4E

monochromatic

#272C6C #373F99 #4E57BF #7B82CF #A8ACE0

Accessibility & contrast

On white

6.11

#4E57BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#4E57BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57BF

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57BF	#FFFFFF	#000000	##FFFFFF
##4E57BF	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1067C3

Deuteranopia (green-blind)

#005DBD

Tritanopia (blue-blind)

#006F82

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4e57bf;
/* rgb */ color: rgb(78, 87, 191);
/* oklch */ color: oklch(50.7% 0.161 275.3);

Tailwind

colors: {
  custom: {
    50: '#8a86d3',
    500: '#4e57bf',
    950: '#000000',
  },
}

SCSS

$custom: #4e57bf;
$custom-light: #8a86d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57bf",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 191
  },
  "hsl": {
    "h": 235.221,
    "s": 46.888,
    "l": 52.745
  },
  "oklch": {
    "l": 0.50682,
    "c": 0.16104,
    "h": 275.3
  },
  "luminance": 0.12198
}

Semantic roles & 50–950 ramp

primary

#4E57BF

secondary

#CDC99C

accent

#CC51D7

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0D0B14

muted

#7D7C83

Preview Lab

Preview with #4E57BF

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

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