#30357F#30357F

#30357F is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.0% C 0.123 H 275.7°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#30357F
RGB	rgb(48, 53, 127)
HSL	hsl(236, 45%, 34%)
HSV	hsv(236, 62%, 50%)
CMYK	cmyk(62.2%, 58.3%, 0%, 50.2%)
CIE-LAB	lab(25.88, 22.06, -42.70)
CIE-LCH	lch(25.88, 48.06, 297.32°)
OKLab	oklab(36.98% 0.0122 -0.1226)
OKLCH	oklch(36.98% 0.123 275.7)
XYZ	xyz(6.3215, 4.7064, 20.6499)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30357F #7F7A30

analogous

#305D7F #30357F #53307F

triadic

#30357F #7F3035 #357F30

tetradic

#30357F #7F305D #7F7A30 #307F53

square

#30357F #7F305D #7F7A30 #307F53

split-complementary

#30357F #7F5330 #5D7F30

monochromatic

#0E1026 #1F2253 #30357F #4148AB #656BC5

Accessibility & contrast

On white

10.82

#30357F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#30357F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30357F

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30357F	#FFFFFF	#000000	##FFFFFF
##30357F	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004182

Deuteranopia (green-blind)

#003A7D

Tritanopia (blue-blind)

#004754

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #30357f;
/* rgb */ color: rgb(48, 53, 127);
/* oklch */ color: oklch(37.0% 0.123 275.7);

Tailwind

colors: {
  custom: {
    50: '#716ca5',
    500: '#30357f',
    950: '#000000',
  },
}

SCSS

$custom: #30357f;
$custom-light: #716ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#30357f",
  "rgb": {
    "r": 48,
    "g": 53,
    "b": 127
  },
  "hsl": {
    "h": 236.203,
    "s": 45.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.36977,
    "c": 0.12317,
    "h": 275.7
  },
  "luminance": 0.04707
}

Semantic roles & 50–950 ramp

primary

#30357F

secondary

#ACA75F

accent

#CD53D5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #30357F

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

Preview Lab → · Contrast checker → · Palette generator →