#3053AB#3053AB

#3053AB is a mid, vivid blue. Relative luminance 0.098; OKLCH L 46.7% C 0.147 H 264.9°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#3053AB
RGB	rgb(48, 83, 171)
HSL	hsl(223, 56%, 43%)
HSV	hsv(223, 72%, 67%)
CMYK	cmyk(71.9%, 51.5%, 0%, 32.9%)
CIE-LAB	lab(37.40, 18.28, -50.92)
CIE-LCH	lch(37.40, 54.11, 289.75°)
OKLab	oklab(46.68% -0.013 -0.1463)
OKLCH	oklch(46.68% 0.147 264.9)
XYZ	xyz(11.6603, 9.7539, 39.7884)
Luminance	0.0975 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3053AB #AB8830

analogous

#3090AB #3053AB #4B30AB

triadic

#3053AB #AB3053 #53AB30

tetradic

#3053AB #AB3090 #AB8830 #30AB4B

square

#3053AB #AB3090 #AB8830 #30AB4B

split-complementary

#3053AB #AB4B30 #90AB30

monochromatic

#15254B #233C7B #3053AB #4C70CD #7B96DA

Accessibility & contrast

On white

7.12

#3053AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#3053AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3053AB

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3053AB	#FFFFFF	#000000	##FFFFFF
##3053AB	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D5EAE

Deuteranopia (green-blind)

#0053A9

Tritanopia (blue-blind)

#006877

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3053ab;
/* rgb */ color: rgb(48, 83, 171);
/* oklch */ color: oklch(46.7% 0.147 264.9);

Tailwind

colors: {
  custom: {
    50: '#7882c5',
    500: '#3053ab',
    950: '#000000',
  },
}

SCSS

$custom: #3053ab;
$custom-light: #7882c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3053ab",
  "rgb": {
    "r": 48,
    "g": 83,
    "b": 171
  },
  "hsl": {
    "h": 222.927,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.46679,
    "c": 0.14692,
    "h": 264.9
  },
  "luminance": 0.09755
}

Semantic roles & 50–950 ramp

primary

#3053AB

secondary

#C3AC74

accent

#B448DF

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3053AB

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

Preview Lab → · Contrast checker → · Palette generator →