#4D53AB#4D53AB

#4D53AB is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.4% C 0.138 H 277.0°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#4D53AB
RGB	rgb(77, 83, 171)
HSL	hsl(236, 38%, 49%)
HSV	hsv(236, 55%, 67%)
CMYK	cmyk(55%, 51.5%, 0%, 32.9%)
CIE-LAB	lab(39.08, 23.49, -48.13)
CIE-LCH	lch(39.08, 53.56, 296.02°)
OKLab	oklab(48.4% 0.0168 -0.1375)
OKLCH	oklch(48.4% 0.138 277)
XYZ	xyz(13.5022, 10.7037, 39.8747)
Luminance	0.1071 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D53AB #ABA54D

analogous

#4D82AB #4D53AB #764DAB

triadic

#4D53AB #AB4D53 #53AB4D

tetradic

#4D53AB #AB4D82 #ABA54D #4DAB76

square

#4D53AB #AB4D82 #ABA54D #4DAB76

split-complementary

#4D53AB #AB764D #82AB4D

monochromatic

#272A57 #3A3F81 #4D53AB #7579C1 #9FA2D4

Accessibility & contrast

On white

6.69

#4D53AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#4D53AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D53AB

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D53AB	#FFFFFF	#000000	##FFFFFF
##4D53AB	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2560AE

Deuteranopia (green-blind)

#1858A9

Tritanopia (blue-blind)

#1F6777

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4d53ab;
/* rgb */ color: rgb(77, 83, 171);
/* oklch */ color: oklch(48.4% 0.138 277.0);

Tailwind

colors: {
  custom: {
    50: '#8683c4',
    500: '#4d53ab',
    950: '#000000',
  },
}

SCSS

$custom: #4d53ab;
$custom-light: #8683c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4d53ab",
  "rgb": {
    "r": 77,
    "g": 83,
    "b": 171
  },
  "hsl": {
    "h": 236.17,
    "s": 37.903,
    "l": 48.627
  },
  "oklch": {
    "l": 0.48396,
    "c": 0.13848,
    "h": 277
  },
  "luminance": 0.10705
}

Semantic roles & 50–950 ramp

primary

#4D53AB

secondary

#C0BE93

accent

#C65ACE

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4D53AB

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

Preview Lab → · Contrast checker → · Palette generator →