#30397A#30397A

#30397A is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.4% C 0.110 H 273.9°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#30397A
RGB	rgb(48, 57, 122)
HSL	hsl(233, 44%, 33%)
HSV	hsv(233, 61%, 48%)
CMYK	cmyk(60.7%, 53.3%, 0%, 52.2%)
CIE-LAB	lab(26.62, 17.51, -38.36)
CIE-LCH	lch(26.62, 42.17, 294.53°)
OKLab	oklab(37.41% 0.0075 -0.1097)
OKLCH	oklch(37.41% 0.11 273.9)
XYZ	xyz(6.1938, 4.9593, 19.0394)
Luminance	0.0496 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30397A #7A7130

analogous

#305E7A #30397A #4C307A

triadic

#30397A #7A3039 #397A30

tetradic

#30397A #7A305E #7A7130 #307A4C

square

#30397A #7A305E #7A7130 #307A4C

split-complementary

#30397A #7A4C30 #5E7A30

monochromatic

#0D1022 #1F244E #30397A #414EA6 #636EC2

Accessibility & contrast

On white

10.54

#30397A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#30397A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30397A

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30397A	#FFFFFF	#000000	##FFFFFF
##30397A	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15427C

Deuteranopia (green-blind)

#063C79

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #30397a;
/* rgb */ color: rgb(48, 57, 122);
/* oklch */ color: oklch(37.4% 0.110 273.9);

Tailwind

colors: {
  custom: {
    50: '#706fa1',
    500: '#30397a',
    950: '#000000',
  },
}

SCSS

$custom: #30397a;
$custom-light: #706fa1;
$custom-dark: #000000;

JSON

{
  "hex": "#30397a",
  "rgb": {
    "r": 48,
    "g": 57,
    "b": 122
  },
  "hsl": {
    "h": 232.703,
    "s": 43.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.37412,
    "c": 0.11001,
    "h": 273.9
  },
  "luminance": 0.0496
}

Semantic roles & 50–950 ramp

primary

#30397A

secondary

#A9A05D

accent

#C455D3

background

#F7F6F9

surface

#EDECF2

border

#C8C7CC

text

#08070F

muted

#7B7A7E

Preview Lab

Preview with #30397A

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

Preview Lab → · Contrast checker → · Palette generator →