#303379#303379

#303379 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 36.1% C 0.117 H 276.9°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#303379
RGB	rgb(48, 51, 121)
HSL	hsl(238, 43%, 33%)
HSV	hsv(238, 60%, 47%)
CMYK	cmyk(60.3%, 57.9%, 0%, 52.5%)
CIE-LAB	lab(24.88, 21.25, -40.54)
CIE-LCH	lch(24.88, 45.77, 297.66°)
OKLab	oklab(36.08% 0.0142 -0.1162)
OKLCH	oklch(36.08% 0.117 276.9)
XYZ	xyz(5.8528, 4.3761, 18.6217)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303379 #797630

analogous

#305779 #303379 #513079

triadic

#303379 #793033 #337930

tetradic

#303379 #793057 #797630 #307951

square

#303379 #793057 #797630 #307951

split-complementary

#303379 #795130 #577930

monochromatic

#0D0E21 #1F214D #303379 #4145A5 #6266C1

Accessibility & contrast

On white

11.20

#303379 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#303379 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303379

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303379	#FFFFFF	#000000	##FFFFFF
##303379	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#013E7B

Deuteranopia (green-blind)

#003878

Tritanopia (blue-blind)

#014350

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #303379;
/* rgb */ color: rgb(48, 51, 121);
/* oklch */ color: oklch(36.1% 0.117 276.9);

Tailwind

colors: {
  custom: {
    50: '#706aa0',
    500: '#303379',
    950: '#000000',
  },
}

SCSS

$custom: #303379;
$custom-light: #706aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#303379",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 121
  },
  "hsl": {
    "h": 237.534,
    "s": 43.195,
    "l": 33.137
  },
  "oklch": {
    "l": 0.36083,
    "c": 0.11708,
    "h": 276.9
  },
  "luminance": 0.04377
}

Semantic roles & 50–950 ramp

primary

#303379

secondary

#A8A55D

accent

#CE55D3

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060F

muted

#7B7A7E

Preview Lab

Preview with #303379

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

Preview Lab → · Contrast checker → · Palette generator →