#3053B4#3053B4

#3053B4 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.4% C 0.159 H 265.6°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#3053B4
RGB	rgb(48, 83, 180)
HSL	hsl(224, 58%, 45%)
HSV	hsv(224, 73%, 71%)
CMYK	cmyk(73.3%, 53.9%, 0%, 29.4%)
CIE-LAB	lab(38.04, 21.67, -55.21)
CIE-LCH	lch(38.04, 59.31, 291.43°)
OKLab	oklab(47.37% -0.0122 -0.159)
OKLCH	oklch(47.37% 0.159 265.6)
XYZ	xyz(12.5475, 10.1088, 44.4611)
Luminance	0.1011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3053B4 #B49130

analogous

#3095B4 #3053B4 #4F30B4

triadic

#3053B4 #B43053 #53B430

tetradic

#3053B4 #B43095 #B49130 #30B44F

square

#3053B4 #B43095 #B49130 #30B44F

split-complementary

#3053B4 #B44F30 #95B430

monochromatic

#162653 #233D84 #3053B4 #5173D1 #819ADD

Accessibility & contrast

On white

6.95

#3053B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#3053B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3053B4

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3053B4	#FFFFFF	#000000	##FFFFFF
##3053B4	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0760B7

Deuteranopia (green-blind)

#0054B2

Tritanopia (blue-blind)

#006A7B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3053b4;
/* rgb */ color: rgb(48, 83, 180);
/* oklch */ color: oklch(47.4% 0.159 265.6);

Tailwind

colors: {
  custom: {
    50: '#7a82cb',
    500: '#3053b4',
    950: '#000000',
  },
}

SCSS

$custom: #3053b4;
$custom-light: #7a82cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3053b4",
  "rgb": {
    "r": 48,
    "g": 83,
    "b": 180
  },
  "hsl": {
    "h": 224.091,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.47367,
    "c": 0.15943,
    "h": 265.6
  },
  "luminance": 0.1011
}

Semantic roles & 50–950 ramp

primary

#3053B4

secondary

#C6B279

accent

#B847E1

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3053B4

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

Preview Lab → · Contrast checker → · Palette generator →