#3053BC#3053BC

#3053BC is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.0% C 0.170 H 266.1°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#3053BC
RGB	rgb(48, 83, 188)
HSL	hsl(225, 59%, 46%)
HSV	hsv(225, 74%, 74%)
CMYK	cmyk(74.5%, 55.9%, 0%, 26.3%)
CIE-LAB	lab(38.63, 24.67, -58.95)
CIE-LCH	lch(38.63, 63.91, 292.71°)
OKLab	oklab(48% -0.0116 -0.17)
OKLCH	oklch(48% 0.17 266.1)
XYZ	xyz(13.3861, 10.4443, 48.8777)
Luminance	0.1045 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3053BC #BC9930

analogous

#3099BC #3053BC #5330BC

triadic

#3053BC #BC3053 #53BC30

tetradic

#3053BC #BC3099 #BC9930 #30BC53

square

#3053BC #BC3099 #BC9930 #30BC53

split-complementary

#3053BC #BC5330 #99BC30

monochromatic

#17285A #243D8B #3053BC #5575D4 #869DE0

Accessibility & contrast

On white

6.80

#3053BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3053BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3053BC

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3053BC	#FFFFFF	#000000	##FFFFFF
##3053BC	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#0055BA

Tritanopia (blue-blind)

#006D7F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3053bc;
/* rgb */ color: rgb(48, 83, 188);
/* oklch */ color: oklch(48.0% 0.170 266.1);

Tailwind

colors: {
  custom: {
    50: '#7c82d1',
    500: '#3053bc',
    950: '#000000',
  },
}

SCSS

$custom: #3053bc;
$custom-light: #7c82d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3053bc",
  "rgb": {
    "r": 48,
    "g": 83,
    "b": 188
  },
  "hsl": {
    "h": 225,
    "s": 59.322,
    "l": 46.275
  },
  "oklch": {
    "l": 0.48,
    "c": 0.17035,
    "h": 266.1
  },
  "luminance": 0.10446
}

Semantic roles & 50–950 ramp

primary

#3053BC

secondary

#CAB77E

accent

#BB45E3

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3053BC

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

Preview Lab → · Contrast checker → · Palette generator →