#4D577A#4D577A

#4D577A is a mid, muted blue. Relative luminance 0.098; OKLCH L 46.3% C 0.059 H 271.7°. Best body text is #FFFFFF at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#4D577A
RGB	rgb(77, 87, 122)
HSL	hsl(227, 23%, 39%)
HSV	hsv(227, 37%, 48%)
CMYK	cmyk(36.9%, 28.7%, 0%, 52.2%)
CIE-LAB	lab(37.48, 5.38, -21.05)
CIE-LCH	lch(37.48, 21.73, 284.33°)
OKLab	oklab(46.29% 0.0017 -0.0585)
OKLCH	oklch(46.29% 0.059 271.7)
XYZ	xyz(9.9806, 9.7989, 19.7741)
Luminance	0.0980 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D577A #7A704D

analogous

#4D6E7A #4D577A #5A4D7A

triadic

#4D577A #7A4D57 #577A4D

tetradic

#4D577A #7A4D6E #7A704D #4D7A5A

square

#4D577A #7A4D6E #7A704D #4D7A5A

split-complementary

#4D577A #7A5A4D #6E7A4D

monochromatic

#1E212F #353C54 #4D577A #66729E #8B95B6

Accessibility & contrast

On white

7.10

#4D577A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#4D577A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D577A

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D577A	#FFFFFF	#000000	##FFFFFF
##4D577A	1.00	7.10	2.96	7.10
#FFFFFF	7.10	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5A7C

Deuteranopia (green-blind)

#485679

Tritanopia (blue-blind)

#405E63

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4d577a;
/* rgb */ color: rgb(77, 87, 122);
/* oklch */ color: oklch(46.3% 0.059 271.7);

Tailwind

colors: {
  custom: {
    50: '#8086a0',
    500: '#4d577a',
    950: '#000000',
  },
}

SCSS

$custom: #4d577a;
$custom-light: #8086a0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d577a",
  "rgb": {
    "r": 77,
    "g": 87,
    "b": 122
  },
  "hsl": {
    "h": 226.667,
    "s": 22.613,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46292,
    "c": 0.05854,
    "h": 271.7
  },
  "luminance": 0.09799
}

Semantic roles & 50–950 ramp

primary

#4D577A

secondary

#A39B80

accent

#AC69BF

background

#F7F8F9

surface

#EEEFF2

border

#C9CACC

text

#0A0B0E

muted

#7C7C7E

Preview Lab

Preview with #4D577A

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

Preview Lab → · Contrast checker → · Palette generator →