#4D57BF#4D57BF

#4D57BF is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.6% C 0.161 H 274.9°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#4D57BF
RGB	rgb(77, 87, 191)
HSL	hsl(235, 47%, 53%)
HSV	hsv(235, 60%, 75%)
CMYK	cmyk(59.7%, 54.5%, 0%, 25.1%)
CIE-LAB	lab(41.46, 27.65, -56.04)
CIE-LCH	lch(41.46, 62.49, 296.26°)
OKLab	oklab(50.62% 0.0139 -0.1607)
OKLCH	oklch(50.62% 0.161 274.9)
XYZ	xyz(15.8697, 12.1545, 50.7899)
Luminance	0.1216 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D57BF #BFB54D

analogous

#4D90BF #4D57BF #7C4DBF

triadic

#4D57BF #BF4D57 #57BF4D

tetradic

#4D57BF #BF4D90 #BFB54D #4DBF7C

square

#4D57BF #BF4D90 #BFB54D #4DBF7C

split-complementary

#4D57BF #BF7C4D #90BF4D

monochromatic

#272D6B #373F98 #4D57BF #7A81CF #A7ACDF

Accessibility & contrast

On white

6.12

#4D57BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#4D57BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D57BF

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D57BF	#FFFFFF	#000000	##FFFFFF
##4D57BF	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F67C3

Deuteranopia (green-blind)

#005DBD

Tritanopia (blue-blind)

#006F82

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4d57bf;
/* rgb */ color: rgb(77, 87, 191);
/* oklch */ color: oklch(50.6% 0.161 274.9);

Tailwind

colors: {
  custom: {
    50: '#8986d3',
    500: '#4d57bf',
    950: '#000000',
  },
}

SCSS

$custom: #4d57bf;
$custom-light: #8986d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4d57bf",
  "rgb": {
    "r": 77,
    "g": 87,
    "b": 191
  },
  "hsl": {
    "h": 234.737,
    "s": 47.107,
    "l": 52.549
  },
  "oklch": {
    "l": 0.50616,
    "c": 0.16129,
    "h": 274.9
  },
  "luminance": 0.12156
}

Semantic roles & 50–950 ramp

primary

#4D57BF

secondary

#CDC89B

accent

#CB51D7

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0D0B14

muted

#7D7C83

Preview Lab

Preview with #4D57BF

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

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