#30337D#30337D

#30337D is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.4% C 0.123 H 276.6°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#30337D
RGB	rgb(48, 51, 125)
HSL	hsl(238, 45%, 34%)
HSV	hsv(238, 62%, 49%)
CMYK	cmyk(61.6%, 59.2%, 0%, 51%)
CIE-LAB	lab(25.19, 22.69, -42.56)
CIE-LCH	lch(25.19, 48.23, 298.06°)
OKLab	oklab(36.41% 0.0142 -0.1222)
OKLCH	oklch(36.41% 0.123 276.6)
XYZ	xyz(6.1032, 4.4762, 19.9404)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30337D #7D7A30

analogous

#305A7D #30337D #54307D

triadic

#30337D #7D3033 #337D30

tetradic

#30337D #7D305A #7D7A30 #307D54

square

#30337D #7D305A #7D7A30 #307D54

split-complementary

#30337D #7D5430 #5A7D30

monochromatic

#0E0F25 #1F2151 #30337D #4145A9 #6468C3

Accessibility & contrast

On white

11.08

#30337D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#30337D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30337D

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30337D	#FFFFFF	#000000	##FFFFFF
##30337D	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7F

Deuteranopia (green-blind)

#00397B

Tritanopia (blue-blind)

#004552

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #30337d;
/* rgb */ color: rgb(48, 51, 125);
/* oklch */ color: oklch(36.4% 0.123 276.6);

Tailwind

colors: {
  custom: {
    50: '#716aa3',
    500: '#30337d',
    950: '#000000',
  },
}

SCSS

$custom: #30337d;
$custom-light: #716aa3;
$custom-dark: #000000;

JSON

{
  "hex": "#30337d",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 125
  },
  "hsl": {
    "h": 237.662,
    "s": 44.509,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36411,
    "c": 0.12302,
    "h": 276.6
  },
  "luminance": 0.04477
}

Semantic roles & 50–950 ramp

primary

#30337D

secondary

#ABA85E

accent

#CF54D4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #30337D

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

Preview Lab → · Contrast checker → · Palette generator →