#303397#303397

#303397 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.7% C 0.160 H 274.7°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#303397
RGB	rgb(48, 51, 151)
HSL	hsl(238, 52%, 39%)
HSV	hsv(238, 68%, 59%)
CMYK	cmyk(68.2%, 66.2%, 0%, 40.8%)
CIE-LAB	lab(27.38, 32.02, -55.15)
CIE-LCH	lch(27.38, 63.77, 300.14°)
OKLab	oklab(38.71% 0.0131 -0.1592)
OKLCH	oklch(38.71% 0.16 274.7)
XYZ	xyz(7.9868, 5.2297, 29.8607)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303397 #979430

analogous

#306797 #303397 #613097

triadic

#303397 #973033 #339730

tetradic

#303397 #973067 #979430 #309761

square

#303397 #973067 #979430 #309761

split-complementary

#303397 #976130 #679730

monochromatic

#12143A #212369 #303397 #4145C3 #7073D2

Accessibility & contrast

On white

10.26

#303397 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#303397 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303397

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303397	#FFFFFF	#000000	##FFFFFF
##303397	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459A

Deuteranopia (green-blind)

#003C95

Tritanopia (blue-blind)

#004D60

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #303397;
/* rgb */ color: rgb(48, 51, 151);
/* oklch */ color: oklch(38.7% 0.160 274.7);

Tailwind

colors: {
  custom: {
    50: '#766bb6',
    500: '#303397',
    950: '#000000',
  },
}

SCSS

$custom: #303397;
$custom-light: #766bb6;
$custom-dark: #000000;

JSON

{
  "hex": "#303397",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 151
  },
  "hsl": {
    "h": 238.252,
    "s": 51.759,
    "l": 39.02
  },
  "oklch": {
    "l": 0.38708,
    "c": 0.15969,
    "h": 274.7
  },
  "luminance": 0.0523
}

Semantic roles & 50–950 ramp

primary

#303397

secondary

#B9B76A

accent

#D74DDB

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #303397

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

Preview Lab → · Contrast checker → · Palette generator →