#4D71AB#4D71AB

#4D71AB is a mid, moderate blue. Relative luminance 0.163; OKLCH L 54.8% C 0.100 H 259.6°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#4D71AB
RGB	rgb(77, 113, 171)
HSL	hsl(217, 38%, 49%)
HSV	hsv(217, 55%, 67%)
CMYK	cmyk(55%, 33.9%, 0%, 32.9%)
CIE-LAB	lab(47.40, 4.59, -34.89)
CIE-LCH	lch(47.40, 35.19, 277.50°)
OKLab	oklab(54.78% -0.0181 -0.0984)
OKLCH	oklch(54.78% 0.1 259.6)
XYZ	xyz(16.3139, 16.3270, 40.8119)
Luminance	0.1633 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D71AB #AB874D

analogous

#4DA0AB #4D71AB #584DAB

triadic

#4D71AB #AB4D71 #71AB4D

tetradic

#4D71AB #AB4DA0 #AB874D #4DAB58

square

#4D71AB #AB4DA0 #AB874D #4DAB58

split-complementary

#4D71AB #AB584D #A0AB4D

monochromatic

#273957 #3A5581 #4D71AB #7592C1 #9FB3D4

Accessibility & contrast

On white

4.92

#4D71AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#4D71AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D71AB

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D71AB	#FFFFFF	#000000	##FFFFFF
##4D71AB	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A75AD

Deuteranopia (green-blind)

#4E6CAA

Tritanopia (blue-blind)

#157E86

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4d71ab;
/* rgb */ color: rgb(77, 113, 171);
/* oklch */ color: oklch(54.8% 0.100 259.6);

Tailwind

colors: {
  custom: {
    50: '#8599c4',
    500: '#4d71ab',
    950: '#000000',
  },
}

SCSS

$custom: #4d71ab;
$custom-light: #8599c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4d71ab",
  "rgb": {
    "r": 77,
    "g": 113,
    "b": 171
  },
  "hsl": {
    "h": 217.021,
    "s": 37.903,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54779,
    "c": 0.10007,
    "h": 259.6
  },
  "luminance": 0.16328
}

Semantic roles & 50–950 ramp

primary

#4D71AB

secondary

#C0AF93

accent

#A15ACE

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #4D71AB

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

Preview Lab → · Contrast checker → · Palette generator →