#30338C#30338C

#30338C is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.7% C 0.145 H 275.5°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#30338C
RGB	rgb(48, 51, 140)
HSL	hsl(238, 49%, 37%)
HSV	hsv(238, 66%, 55%)
CMYK	cmyk(65.7%, 63.6%, 0%, 45.1%)
CIE-LAB	lab(26.42, 28.09, -49.94)
CIE-LCH	lch(26.42, 57.30, 299.36°)
OKLab	oklab(37.71% 0.0139 -0.1439)
OKLCH	oklch(37.71% 0.145 275.5)
XYZ	xyz(7.1348, 4.8889, 25.3735)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30338C #8C8930

analogous

#30618C #30338C #5B308C

triadic

#30338C #8C3033 #338C30

tetradic

#30338C #8C3061 #8C8930 #308C5B

square

#30338C #8C3061 #8C8930 #308C5B

split-complementary

#30338C #8C5B30 #618C30

monochromatic

#111231 #20225E #30338C #4044BA #6A6ECC

Accessibility & contrast

On white

10.62

#30338C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#30338C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30338C

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30338C	#FFFFFF	#000000	##FFFFFF
##30338C	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438F

Deuteranopia (green-blind)

#003A8A

Tritanopia (blue-blind)

#00495A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #30338c;
/* rgb */ color: rgb(48, 51, 140);
/* oklch */ color: oklch(37.7% 0.145 275.5);

Tailwind

colors: {
  custom: {
    50: '#746bae',
    500: '#30338c',
    950: '#000000',
  },
}

SCSS

$custom: #30338c;
$custom-light: #746bae;
$custom-dark: #000000;

JSON

{
  "hex": "#30338c",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 140
  },
  "hsl": {
    "h": 238.043,
    "s": 48.936,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37705,
    "c": 0.14455,
    "h": 275.5
  },
  "luminance": 0.04889
}

Semantic roles & 50–950 ramp

primary

#30338C

secondary

#B3B164

accent

#D44FD8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #30338C

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

Preview Lab → · Contrast checker → · Palette generator →