#30579A#30579A

#30579A is a mid, moderate blue. Relative luminance 0.098; OKLCH L 46.4% C 0.118 H 260.5°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#30579A
RGB	rgb(48, 87, 154)
HSL	hsl(218, 52%, 40%)
HSV	hsv(218, 69%, 60%)
CMYK	cmyk(68.8%, 43.5%, 0%, 39.6%)
CIE-LAB	lab(37.44, 9.25, -40.70)
CIE-LCH	lch(37.44, 41.74, 282.81°)
OKLab	oklab(46.36% -0.0195 -0.1162)
OKLCH	oklch(46.36% 0.118 260.5)
XYZ	xyz(10.4578, 9.7768, 31.9016)
Luminance	0.0978 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30579A #9A7330

analogous

#308C9A #30579A #3E309A

triadic

#30579A #9A3057 #579A30

tetradic

#30579A #9A308C #9A7330 #309A3E

square

#30579A #9A308C #9A7330 #309A3E

split-complementary

#30579A #9A3E30 #8C9A30

monochromatic

#13223D #213D6B #30579A #4372C4 #7295D3

Accessibility & contrast

On white

7.11

#30579A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#30579A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30579A

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30579A	#FFFFFF	#000000	##FFFFFF
##30579A	1.00	7.11	2.96	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375D9D

Deuteranopia (green-blind)

#265499

Tritanopia (blue-blind)

#006671

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #30579a;
/* rgb */ color: rgb(48, 87, 154);
/* oklch */ color: oklch(46.4% 0.118 260.5);

Tailwind

colors: {
  custom: {
    50: '#7585b8',
    500: '#30579a',
    950: '#000000',
  },
}

SCSS

$custom: #30579a;
$custom-light: #7585b8;
$custom-dark: #000000;

JSON

{
  "hex": "#30579a",
  "rgb": {
    "r": 48,
    "g": 87,
    "b": 154
  },
  "hsl": {
    "h": 217.925,
    "s": 52.475,
    "l": 39.608
  },
  "oklch": {
    "l": 0.46355,
    "c": 0.11783,
    "h": 260.5
  },
  "luminance": 0.09778
}

Semantic roles & 50–950 ramp

primary

#30579A

secondary

#BB9D6B

accent

#A74CDC

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #30579A

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

Preview Lab → · Contrast checker → · Palette generator →