#304190#304190

#304190 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.8% C 0.132 H 270.4°. Best body text is #FFFFFF at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#304190
RGB	rgb(48, 65, 144)
HSL	hsl(229, 50%, 38%)
HSV	hsv(229, 67%, 56%)
CMYK	cmyk(66.7%, 54.9%, 0%, 43.5%)
CIE-LAB	lab(30.45, 20.18, -45.85)
CIE-LCH	lch(30.45, 50.10, 293.75°)
OKLab	oklab(40.81% 0.0009 -0.1317)
OKLCH	oklch(40.81% 0.132 270.4)
XYZ	xyz(8.1416, 6.4219, 27.1906)
Luminance	0.0642 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304190 #907F30

analogous

#307190 #304190 #4F3090

triadic

#304190 #903041 #419030

tetradic

#304190 #903071 #907F30 #30904F

square

#304190 #903071 #907F30 #30904F

split-complementary

#304190 #904F30 #719030

monochromatic

#111834 #212C62 #304190 #3F56BE #6C7ECE

Accessibility & contrast

On white

9.19

#304190 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#304190 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304190

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304190	#FFFFFF	#000000	##FFFFFF
##304190	1.00	9.19	2.28	9.19
#FFFFFF	9.19	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A4C93

Deuteranopia (green-blind)

#00448E

Tritanopia (blue-blind)

#005462

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #304190;
/* rgb */ color: rgb(48, 65, 144);
/* oklch */ color: oklch(40.8% 0.132 270.4);

Tailwind

colors: {
  custom: {
    50: '#7475b1',
    500: '#304190',
    950: '#000000',
  },
}

SCSS

$custom: #304190;
$custom-light: #7475b1;
$custom-dark: #000000;

JSON

{
  "hex": "#304190",
  "rgb": {
    "r": 48,
    "g": 65,
    "b": 144
  },
  "hsl": {
    "h": 229.375,
    "s": 50,
    "l": 37.647
  },
  "oklch": {
    "l": 0.40808,
    "c": 0.13171,
    "h": 270.4
  },
  "luminance": 0.06423
}

Semantic roles & 50–950 ramp

primary

#304190

secondary

#B5A766

accent

#C14EDA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #304190

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

Preview Lab → · Contrast checker → · Palette generator →