#30288C#30288C

#30288C is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.8% C 0.158 H 278.4°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#30288C
RGB	rgb(48, 40, 140)
HSL	hsl(245, 56%, 35%)
HSV	hsv(245, 71%, 55%)
CMYK	cmyk(65.7%, 71.4%, 0%, 45.1%)
CIE-LAB	lab(23.80, 35.10, -54.23)
CIE-LCH	lch(23.80, 64.59, 302.91°)
OKLab	oklab(35.81% 0.023 -0.1565)
OKLCH	oklch(35.81% 0.158 278.4)
XYZ	xyz(6.7098, 4.0389, 25.2318)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30288C #848C28

analogous

#28528C #30288C #62288C

triadic

#30288C #8C3028 #288C30

tetradic

#30288C #8C2852 #848C28 #288C62

square

#30288C #8C2852 #848C28 #288C62

split-complementary

#30288C #8C6228 #528C28

monochromatic

#0F0D2D #201A5C #30288C #4036BC #675ED1

Accessibility & contrast

On white

11.62

#30288C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#30288C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30288C

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30288C	#FFFFFF	#000000	##FFFFFF
##30288C	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8F

Deuteranopia (green-blind)

#00358A

Tritanopia (blue-blind)

#004357

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #30288c;
/* rgb */ color: rgb(48, 40, 140);
/* oklch */ color: oklch(35.8% 0.158 278.4);

Tailwind

colors: {
  custom: {
    50: '#7563af',
    500: '#30288c',
    950: '#000000',
  },
}

SCSS

$custom: #30288c;
$custom-light: #7563af;
$custom-dark: #000000;

JSON

{
  "hex": "#30288c",
  "rgb": {
    "r": 48,
    "g": 40,
    "b": 140
  },
  "hsl": {
    "h": 244.8,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.35805,
    "c": 0.15815,
    "h": 278.4
  },
  "luminance": 0.04039
}

Semantic roles & 50–950 ramp

primary

#30288C

secondary

#AFB65A

accent

#DF49D3

background

#F7F5FA

surface

#EEEAF5

border

#C9C6CF

text

#090510

muted

#7B797F

Preview Lab

Preview with #30288C

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

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