#4D52AB#4D52AB

#4D52AB is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.2% C 0.140 H 277.4°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#4D52AB
RGB	rgb(77, 82, 171)
HSL	hsl(237, 38%, 49%)
HSV	hsv(237, 55%, 67%)
CMYK	cmyk(55%, 52%, 0%, 32.9%)
CIE-LAB	lab(38.82, 24.13, -48.55)
CIE-LCH	lch(38.82, 54.22, 296.43°)
OKLab	oklab(48.2% 0.0179 -0.1387)
OKLCH	oklch(48.2% 0.14 277.4)
XYZ	xyz(13.4262, 10.5518, 39.8494)
Luminance	0.1055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D52AB #ABA64D

analogous

#4D81AB #4D52AB #774DAB

triadic

#4D52AB #AB4D52 #52AB4D

tetradic

#4D52AB #AB4D81 #ABA64D #4DAB77

square

#4D52AB #AB4D81 #ABA64D #4DAB77

split-complementary

#4D52AB #AB774D #81AB4D

monochromatic

#272A57 #3A3E81 #4D52AB #7579C1 #9FA2D4

Accessibility & contrast

On white

6.75

#4D52AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#4D52AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D52AB

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D52AB	#FFFFFF	#000000	##FFFFFF
##4D52AB	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235FAE

Deuteranopia (green-blind)

#1458A9

Tritanopia (blue-blind)

#1F6676

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4d52ab;
/* rgb */ color: rgb(77, 82, 171);
/* oklch */ color: oklch(48.2% 0.140 277.4);

Tailwind

colors: {
  custom: {
    50: '#8682c5',
    500: '#4d52ab',
    950: '#000000',
  },
}

SCSS

$custom: #4d52ab;
$custom-light: #8682c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4d52ab",
  "rgb": {
    "r": 77,
    "g": 82,
    "b": 171
  },
  "hsl": {
    "h": 236.809,
    "s": 37.903,
    "l": 48.627
  },
  "oklch": {
    "l": 0.48199,
    "c": 0.13986,
    "h": 277.4
  },
  "luminance": 0.10553
}

Semantic roles & 50–950 ramp

primary

#4D52AB

secondary

#C0BE93

accent

#C85ACE

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #4D52AB

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

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