#3059AB#3059AB

#3059AB is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.0% C 0.139 H 262.4°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#3059AB
RGB	rgb(48, 89, 171)
HSL	hsl(220, 56%, 43%)
HSV	hsv(220, 72%, 67%)
CMYK	cmyk(71.9%, 48%, 0%, 32.9%)
CIE-LAB	lab(39.09, 14.34, -48.19)
CIE-LCH	lch(39.09, 50.28, 286.57°)
OKLab	oklab(47.97% -0.0184 -0.1382)
OKLCH	oklch(47.97% 0.139 262.4)
XYZ	xyz(12.1394, 10.7121, 39.9481)
Luminance	0.1071 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3059AB #AB8230

analogous

#3096AB #3059AB #4430AB

triadic

#3059AB #AB3059 #59AB30

tetradic

#3059AB #AB3096 #AB8230 #30AB44

square

#3059AB #AB3096 #AB8230 #30AB44

split-complementary

#3059AB #AB4430 #96AB30

monochromatic

#15274B #23407B #3059AB #4C77CD #7B9BDA

Accessibility & contrast

On white

6.68

#3059AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#3059AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3059AB

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3059AB	#FFFFFF	#000000	##FFFFFF
##3059AB	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D62AE

Deuteranopia (green-blind)

#0D57A9

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3059ab;
/* rgb */ color: rgb(48, 89, 171);
/* oklch */ color: oklch(48.0% 0.139 262.4);

Tailwind

colors: {
  custom: {
    50: '#7887c4',
    500: '#3059ab',
    950: '#000000',
  },
}

SCSS

$custom: #3059ab;
$custom-light: #7887c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3059ab",
  "rgb": {
    "r": 48,
    "g": 89,
    "b": 171
  },
  "hsl": {
    "h": 220,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.47972,
    "c": 0.13942,
    "h": 262.4
  },
  "luminance": 0.10713
}

Semantic roles & 50–950 ramp

primary

#3059AB

secondary

#C3A874

accent

#AD48DF

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3059AB

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

Preview Lab → · Contrast checker → · Palette generator →