#303697#303697

#303697 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.2% C 0.156 H 274.0°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#303697
RGB	rgb(48, 54, 151)
HSL	hsl(237, 52%, 39%)
HSV	hsv(237, 68%, 59%)
CMYK	cmyk(68.2%, 64.2%, 0%, 40.8%)
CIE-LAB	lab(28.12, 30.08, -53.95)
CIE-LCH	lch(28.12, 61.77, 299.14°)
OKLab	oklab(39.25% 0.0107 -0.1556)
OKLCH	oklch(39.25% 0.156 274)
XYZ	xyz(8.1221, 5.5003, 29.9058)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303697 #979130

analogous

#306A97 #303697 #5E3097

triadic

#303697 #973036 #369730

tetradic

#303697 #97306A #979130 #30975E

square

#303697 #97306A #979130 #30975E

split-complementary

#303697 #975E30 #6A9730

monochromatic

#12153A #212569 #303697 #4149C3 #7076D2

Accessibility & contrast

On white

10.00

#303697 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#303697 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303697

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303697	#FFFFFF	#000000	##FFFFFF
##303697	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479A

Deuteranopia (green-blind)

#003E95

Tritanopia (blue-blind)

#004F61

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #303697;
/* rgb */ color: rgb(48, 54, 151);
/* oklch */ color: oklch(39.2% 0.156 274.0);

Tailwind

colors: {
  custom: {
    50: '#766db6',
    500: '#303697',
    950: '#000000',
  },
}

SCSS

$custom: #303697;
$custom-light: #766db6;
$custom-dark: #000000;

JSON

{
  "hex": "#303697",
  "rgb": {
    "r": 48,
    "g": 54,
    "b": 151
  },
  "hsl": {
    "h": 236.505,
    "s": 51.759,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39247,
    "c": 0.15597,
    "h": 274
  },
  "luminance": 0.05501
}

Semantic roles & 50–950 ramp

primary

#303697

secondary

#B9B46A

accent

#D34DDB

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #303697

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

Preview Lab → · Contrast checker → · Palette generator →