#4F71AA#4F71AA

#4F71AA is a mid, moderate blue. Relative luminance 0.164; OKLCH L 54.8% C 0.098 H 260.3°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#4F71AA
RGB	rgb(79, 113, 170)
HSL	hsl(218, 37%, 49%)
HSV	hsv(218, 54%, 67%)
CMYK	cmyk(53.5%, 33.5%, 0%, 33.3%)
CIE-LAB	lab(47.46, 4.72, -34.20)
CIE-LCH	lch(47.46, 34.53, 277.86°)
OKLab	oklab(54.84% -0.0165 -0.0964)
OKLCH	oklch(54.84% 0.098 260.3)
XYZ	xyz(16.3828, 16.3736, 40.3195)
Luminance	0.1638 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71AA #AA884F

analogous

#4F9FAA #4F71AA #5B4FAA

triadic

#4F71AA #AA4F71 #71AA4F

tetradic

#4F71AA #AA4F9F #AA884F #4FAA5B

square

#4F71AA #AA4F9F #AA884F #4FAA5B

split-complementary

#4F71AA #AA5B4F #9FAA4F

monochromatic

#283956 #3C5580 #4F71AA #7792C0 #A0B3D3

Accessibility & contrast

On white

4.91

#4F71AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#4F71AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F71AA

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71AA	#FFFFFF	#000000	##FFFFFF
##4F71AA	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A75AC

Deuteranopia (green-blind)

#506DA9

Tritanopia (blue-blind)

#1F7E86

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4f71aa;
/* rgb */ color: rgb(79, 113, 170);
/* oklch */ color: oklch(54.8% 0.098 260.3);

Tailwind

colors: {
  custom: {
    50: '#8699c3',
    500: '#4f71aa',
    950: '#000000',
  },
}

SCSS

$custom: #4f71aa;
$custom-light: #8699c3;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71aa",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 170
  },
  "hsl": {
    "h": 217.582,
    "s": 36.546,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54839,
    "c": 0.09779,
    "h": 260.3
  },
  "luminance": 0.16375
}

Semantic roles & 50–950 ramp

primary

#4F71AA

secondary

#C0B095

accent

#A25BCD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #4F71AA

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

Preview Lab → · Contrast checker → · Palette generator →