#30239B#30239B

#30239B is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.6% C 0.182 H 277.3°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#30239B
RGB	rgb(48, 35, 155)
HSL	hsl(247, 63%, 37%)
HSV	hsv(247, 77%, 61%)
CMYK	cmyk(69%, 77.4%, 0%, 39.2%)
CIE-LAB	lab(24.31, 42.92, -62.64)
CIE-LCH	lch(24.31, 75.94, 304.42°)
OKLab	oklab(36.63% 0.0231 -0.181)
OKLCH	oklch(36.63% 0.182 277.3)
XYZ	xyz(7.7344, 4.1963, 31.4064)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30239B #8E9B23

analogous

#23529B #30239B #6C239B

triadic

#30239B #9B3023 #239B30

tetradic

#30239B #9B2352 #8E9B23 #239B6C

square

#30239B #9B2352 #8E9B23 #239B6C

split-complementary

#30239B #9B6C23 #529B23

monochromatic

#110C37 #211869 #30239B #3F2ECD #6B5EDB

Accessibility & contrast

On white

11.42

#30239B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#30239B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30239B

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30239B	#FFFFFF	#000000	##FFFFFF
##30239B	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9E

Deuteranopia (green-blind)

#003599

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #30239b;
/* rgb */ color: rgb(48, 35, 155);
/* oklch */ color: oklch(36.6% 0.182 277.3);

Tailwind

colors: {
  custom: {
    50: '#7861ba',
    500: '#30239b',
    950: '#000000',
  },
}

SCSS

$custom: #30239b;
$custom-light: #7861ba;
$custom-dark: #000000;

JSON

{
  "hex": "#30239b",
  "rgb": {
    "r": 48,
    "g": 35,
    "b": 155
  },
  "hsl": {
    "h": 246.5,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.36629,
    "c": 0.18248,
    "h": 277.3
  },
  "luminance": 0.04197
}

Semantic roles & 50–950 ramp

primary

#30239B

secondary

#B4BF5A

accent

#E642D4

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #30239B

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

Preview Lab → · Contrast checker → · Palette generator →