#303897#303897

#303897 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.6% C 0.153 H 273.4°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#303897
RGB	rgb(48, 56, 151)
HSL	hsl(235, 52%, 39%)
HSV	hsv(235, 68%, 59%)
CMYK	cmyk(68.2%, 62.9%, 0%, 40.8%)
CIE-LAB	lab(28.62, 28.77, -53.13)
CIE-LCH	lch(28.62, 60.42, 298.44°)
OKLab	oklab(39.62% 0.0091 -0.1532)
OKLCH	oklch(39.62% 0.153 273.4)
XYZ	xyz(8.2171, 5.6903, 29.9375)
Luminance	0.0569 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303897 #978F30

analogous

#306C97 #303897 #5C3097

triadic

#303897 #973038 #389730

tetradic

#303897 #97306C #978F30 #30975C

square

#303897 #97306C #978F30 #30975C

split-complementary

#303897 #975C30 #6C9730

monochromatic

#12163A #212769 #303897 #414BC3 #7077D2

Accessibility & contrast

On white

9.82

#303897 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#303897 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303897

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303897	#FFFFFF	#000000	##FFFFFF
##303897	1.00	9.82	2.14	9.82
#FFFFFF	9.82	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489A

Deuteranopia (green-blind)

#003F95

Tritanopia (blue-blind)

#005062

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #303897;
/* rgb */ color: rgb(48, 56, 151);
/* oklch */ color: oklch(39.6% 0.153 273.4);

Tailwind

colors: {
  custom: {
    50: '#766eb6',
    500: '#303897',
    950: '#000000',
  },
}

SCSS

$custom: #303897;
$custom-light: #766eb6;
$custom-dark: #000000;

JSON

{
  "hex": "#303897",
  "rgb": {
    "r": 48,
    "g": 56,
    "b": 151
  },
  "hsl": {
    "h": 235.34,
    "s": 51.759,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39616,
    "c": 0.15345,
    "h": 273.4
  },
  "luminance": 0.05691
}

Semantic roles & 50–950 ramp

primary

#303897

secondary

#B9B36A

accent

#D04DDB

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #303897

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

Preview Lab → · Contrast checker → · Palette generator →