#3063B5#3063B5

#3063B5 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 50.9% C 0.141 H 259.5°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#3063B5
RGB	rgb(48, 99, 181)
HSL	hsl(217, 58%, 45%)
HSV	hsv(217, 73%, 71%)
CMYK	cmyk(73.5%, 45.3%, 0%, 29%)
CIE-LAB	lab(42.59, 11.62, -48.46)
CIE-LCH	lch(42.59, 49.83, 283.49°)
OKLab	oklab(50.87% -0.0257 -0.1388)
OKLCH	oklch(50.87% 0.141 259.5)
XYZ	xyz(14.0182, 12.8867, 45.4557)
Luminance	0.1289 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3063B5 #B58230

analogous

#30A6B5 #3063B5 #3F30B5

triadic

#3063B5 #B53063 #63B530

tetradic

#3063B5 #B530A6 #B58230 #30B53F

square

#3063B5 #B530A6 #B58230 #30B53F

split-complementary

#3063B5 #B53F30 #A6B530

monochromatic

#162E54 #234985 #3063B5 #5182D1 #82A5DE

Accessibility & contrast

On white

5.87

#3063B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#3063B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3063B5

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3063B5	#FFFFFF	#000000	##FFFFFF
##3063B5	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396BB8

Deuteranopia (green-blind)

#1E5FB3

Tritanopia (blue-blind)

#007683

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3063b5;
/* rgb */ color: rgb(48, 99, 181);
/* oklch */ color: oklch(50.9% 0.141 259.5);

Tailwind

colors: {
  custom: {
    50: '#7a8ecc',
    500: '#3063b5',
    950: '#000000',
  },
}

SCSS

$custom: #3063b5;
$custom-light: #7a8ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#3063b5",
  "rgb": {
    "r": 48,
    "g": 99,
    "b": 181
  },
  "hsl": {
    "h": 216.992,
    "s": 58.079,
    "l": 44.902
  },
  "oklch": {
    "l": 0.50869,
    "c": 0.14115,
    "h": 259.5
  },
  "luminance": 0.12888
}

Semantic roles & 50–950 ramp

primary

#3063B5

secondary

#C7A97A

accent

#A646E1

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3063B5

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

Preview Lab → · Contrast checker → · Palette generator →