#303273#303273

#303273 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 35.4% C 0.110 H 277.9°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#303273
RGB	rgb(48, 50, 115)
HSL	hsl(238, 41%, 32%)
HSV	hsv(238, 58%, 45%)
CMYK	cmyk(58.3%, 56.5%, 0%, 54.9%)
CIE-LAB	lab(24.15, 19.78, -37.89)
CIE-LCH	lch(24.15, 42.74, 297.56°)
OKLab	oklab(35.4% 0.015 -0.1085)
OKLCH	oklch(35.4% 0.11 277.9)
XYZ	xyz(5.4531, 4.1470, 16.7294)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303273 #737130

analogous

#305473 #303273 #503073

triadic

#303273 #733032 #327330

tetradic

#303273 #733054 #737130 #307350

square

#303273 #733054 #737130 #307350

split-complementary

#303273 #735030 #547330

monochromatic

#0C0C1D #1E1F48 #303273 #42459E #6163BD

Accessibility & contrast

On white

11.48

#303273 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#303273 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303273

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303273	#FFFFFF	#000000	##FFFFFF
##303273	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A3C75

Deuteranopia (green-blind)

#003772

Tritanopia (blue-blind)

#0D414D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #303273;
/* rgb */ color: rgb(48, 50, 115);
/* oklch */ color: oklch(35.4% 0.110 277.9);

Tailwind

colors: {
  custom: {
    50: '#6f699c',
    500: '#303273',
    950: '#000000',
  },
}

SCSS

$custom: #303273;
$custom-light: #6f699c;
$custom-dark: #000000;

JSON

{
  "hex": "#303273",
  "rgb": {
    "r": 48,
    "g": 50,
    "b": 115
  },
  "hsl": {
    "h": 238.209,
    "s": 41.104,
    "l": 31.961
  },
  "oklch": {
    "l": 0.35397,
    "c": 0.1095,
    "h": 277.9
  },
  "luminance": 0.04147
}

Semantic roles & 50–950 ramp

primary

#303273

secondary

#A4A25B

accent

#CD57D1

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #303273

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

Preview Lab → · Contrast checker → · Palette generator →