#30318E#30318E

#30318E is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.5% C 0.150 H 275.9°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#30318E
RGB	rgb(48, 49, 142)
HSL	hsl(239, 49%, 37%)
HSV	hsv(239, 66%, 56%)
CMYK	cmyk(66.2%, 65.5%, 0%, 44.3%)
CIE-LAB	lab(26.09, 30.12, -51.71)
CIE-LCH	lch(26.09, 59.84, 300.21°)
OKLab	oklab(37.52% 0.0155 -0.1491)
OKLCH	oklch(37.52% 0.15 275.9)
XYZ	xyz(7.1981, 4.7774, 26.1287)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30318E #8E8D30

analogous

#30608E #30318E #5E308E

triadic

#30318E #8E3031 #318E30

tetradic

#30318E #8E3060 #8E8D30 #308E5E

square

#30318E #8E3060 #8E8D30 #308E5E

split-complementary

#30318E #8E5E30 #608E30

monochromatic

#111133 #212160 #30318E #3F41BC #6B6CCD

Accessibility & contrast

On white

10.74

#30318E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#30318E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30318E

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30318E	#FFFFFF	#000000	##FFFFFF
##30318E	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004291

Deuteranopia (green-blind)

#003A8C

Tritanopia (blue-blind)

#00495B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #30318e;
/* rgb */ color: rgb(48, 49, 142);
/* oklch */ color: oklch(37.5% 0.150 275.9);

Tailwind

colors: {
  custom: {
    50: '#7469b0',
    500: '#30318e',
    950: '#000000',
  },
}

SCSS

$custom: #30318e;
$custom-light: #7469b0;
$custom-dark: #000000;

JSON

{
  "hex": "#30318e",
  "rgb": {
    "r": 48,
    "g": 49,
    "b": 142
  },
  "hsl": {
    "h": 239.362,
    "s": 49.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.3752,
    "c": 0.14989,
    "h": 275.9
  },
  "luminance": 0.04778
}

Semantic roles & 50–950 ramp

primary

#30318E

secondary

#B4B465

accent

#D84FD9

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090611

muted

#7B7A80

Preview Lab

Preview with #30318E

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

Preview Lab → · Contrast checker → · Palette generator →