#4B71AD#4B71AD

#4B71AD is a mid, moderate blue. Relative luminance 0.163; OKLCH L 54.8% C 0.104 H 259.2°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#4B71AD
RGB	rgb(75, 113, 173)
HSL	hsl(217, 40%, 49%)
HSV	hsv(217, 57%, 68%)
CMYK	cmyk(56.6%, 34.7%, 0%, 32.2%)
CIE-LAB	lab(47.39, 4.81, -36.08)
CIE-LCH	lch(47.39, 36.39, 277.59°)
OKLab	oklab(54.78% -0.0194 -0.1019)
OKLCH	oklch(54.78% 0.104 259.2)
XYZ	xyz(16.3470, 16.3219, 41.8161)
Luminance	0.1632 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B71AD #AD874B

analogous

#4BA2AD #4B71AD #564BAD

triadic

#4B71AD #AD4B71 #71AD4B

tetradic

#4B71AD #AD4BA2 #AD874B #4BAD56

square

#4B71AD #AD4BA2 #AD874B #4BAD56

split-complementary

#4B71AD #AD564B #A2AD4B

monochromatic

#263958 #385582 #4B71AD #7392C2 #9EB3D5

Accessibility & contrast

On white

4.92

#4B71AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#4B71AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B71AD

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B71AD	#FFFFFF	#000000	##FFFFFF
##4B71AD	1.00	4.92	4.26	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5975AF

Deuteranopia (green-blind)

#4C6CAC

Tritanopia (blue-blind)

#037E87

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4b71ad;
/* rgb */ color: rgb(75, 113, 173);
/* oklch */ color: oklch(54.8% 0.104 259.2);

Tailwind

colors: {
  custom: {
    50: '#8599c6',
    500: '#4b71ad',
    950: '#000000',
  },
}

SCSS

$custom: #4b71ad;
$custom-light: #8599c6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b71ad",
  "rgb": {
    "r": 75,
    "g": 113,
    "b": 173
  },
  "hsl": {
    "h": 216.735,
    "s": 39.516,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54778,
    "c": 0.10373,
    "h": 259.2
  },
  "luminance": 0.16323
}

Semantic roles & 50–950 ramp

primary

#4B71AD

secondary

#C1AF92

accent

#A158CF

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #4B71AD

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

Preview Lab → · Contrast checker → · Palette generator →