#303FA2#303FA2

#303FA2 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.9% C 0.160 H 271.1°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#303FA2
RGB	rgb(48, 63, 162)
HSL	hsl(232, 54%, 41%)
HSV	hsv(232, 70%, 64%)
CMYK	cmyk(70.4%, 61.1%, 0%, 36.5%)
CIE-LAB	lab(31.33, 28.18, -55.39)
CIE-LCH	lch(31.33, 62.14, 296.96°)
OKLab	oklab(41.9% 0.0032 -0.1597)
OKLCH	oklch(41.9% 0.16 271.1)
XYZ	xyz(9.5158, 6.7911, 34.9847)
Luminance	0.0679 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303FA2 #A29330

analogous

#3078A2 #303FA2 #5A30A2

triadic

#303FA2 #A2303F #3FA230

tetradic

#303FA2 #A23078 #A29330 #30A25A

square

#303FA2 #A23078 #A29330 #30A25A

split-complementary

#303FA2 #A25A30 #78A230

monochromatic

#141A44 #222D73 #303FA2 #4758C8 #7683D6

Accessibility & contrast

On white

8.90

#303FA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#303FA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303FA2

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303FA2	#FFFFFF	#000000	##FFFFFF
##303FA2	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA5

Deuteranopia (green-blind)

#0045A0

Tritanopia (blue-blind)

#00586A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #303fa2;
/* rgb */ color: rgb(48, 63, 162);
/* oklch */ color: oklch(41.9% 0.160 271.1);

Tailwind

colors: {
  custom: {
    50: '#7874be',
    500: '#303fa2',
    950: '#000000',
  },
}

SCSS

$custom: #303fa2;
$custom-light: #7874be;
$custom-dark: #000000;

JSON

{
  "hex": "#303fa2",
  "rgb": {
    "r": 48,
    "g": 63,
    "b": 162
  },
  "hsl": {
    "h": 232.105,
    "s": 54.286,
    "l": 41.176
  },
  "oklch": {
    "l": 0.41904,
    "c": 0.15978,
    "h": 271.1
  },
  "luminance": 0.06792
}

Semantic roles & 50–950 ramp

primary

#303FA2

secondary

#BEB46F

accent

#CA4ADE

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #303FA2

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

Preview Lab → · Contrast checker → · Palette generator →