#2F30AF#2F30AF

#2F30AF is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.5% C 0.194 H 273.2°. Best body text is #FFFFFF at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#2F30AF
RGB	rgb(47, 48, 175)
HSL	hsl(240, 58%, 44%)
HSV	hsv(240, 73%, 69%)
CMYK	cmyk(73.1%, 72.6%, 0%, 31.4%)
CIE-LAB	lab(28.93, 42.08, -67.12)
CIE-LCH	lch(28.93, 79.22, 302.09°)
OKLab	oklab(40.51% 0.0108 -0.1942)
OKLCH	oklch(40.51% 0.194 273.2)
XYZ	xyz(9.9645, 5.8124, 41.1459)
Luminance	0.0581 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F30AF #AFAE2F

analogous

#2F70AF #2F30AF #6E2FAF

triadic

#2F30AF #AF2F30 #30AF2F

tetradic

#2F30AF #AF2F70 #AFAE2F #2FAF6E

square

#2F30AF #AF2F70 #AFAE2F #2FAF6E

split-complementary

#2F30AF #AF6E2F #70AF2F

monochromatic

#15164F #22237F #2F30AF #4C4DCF #7C7DDC

Accessibility & contrast

On white

9.71

#2F30AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2F30AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F30AF

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F30AF	#FFFFFF	#000000	##FFFFFF
##2F30AF	1.00	9.71	2.16	9.71
#FFFFFF	9.71	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB3

Deuteranopia (green-blind)

#003EAD

Tritanopia (blue-blind)

#00546C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2f30af;
/* rgb */ color: rgb(47, 48, 175);
/* oklch */ color: oklch(40.5% 0.194 273.2);

Tailwind

colors: {
  custom: {
    50: '#7b6ac8',
    500: '#2f30af',
    950: '#000000',
  },
}

SCSS

$custom: #2f30af;
$custom-light: #7b6ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f30af",
  "rgb": {
    "r": 47,
    "g": 48,
    "b": 175
  },
  "hsl": {
    "h": 239.531,
    "s": 57.658,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40511,
    "c": 0.19447,
    "h": 273.2
  },
  "luminance": 0.05813
}

Semantic roles & 50–950 ramp

primary

#2F30AF

secondary

#C4C475

accent

#E047E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2F30AF

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

Preview Lab → · Contrast checker → · Palette generator →