#2730C4#2730C4

#2730C4 is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.3% C 0.222 H 269.7°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#2730C4
RGB	rgb(39, 48, 196)
HSL	hsl(237, 67%, 46%)
HSV	hsv(237, 80%, 77%)
CMYK	cmyk(80.1%, 75.5%, 0%, 23.1%)
CIE-LAB	lab(30.71, 48.47, -76.64)
CIE-LCH	lch(30.71, 90.68, 302.31°)
OKLab	oklab(42.31% -0.0012 -0.222)
OKLCH	oklch(42.31% 0.222 269.7)
XYZ	xyz(11.8541, 6.5294, 52.8494)
Luminance	0.0653 (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

#2730C4 #C4BB27

analogous

#277EC4 #2730C4 #6D27C4

triadic

#2730C4 #C42730 #30C427

tetradic

#2730C4 #C4277E #C4BB27 #27C46D

square

#2730C4 #C4277E #C4BB27 #27C46D

split-complementary

#2730C4 #C46D27 #7EC427

monochromatic

#13175E #1D2391 #2730C4 #4D55DC #8086E6

Accessibility & contrast

On white

9.11

#2730C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#2730C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2730C4

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2730C4	#FFFFFF	#000000	##FFFFFF
##2730C4	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C8

Deuteranopia (green-blind)

#0040C1

Tritanopia (blue-blind)

#005C78

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2730c4;
/* rgb */ color: rgb(39, 48, 196);
/* oklch */ color: oklch(42.3% 0.222 269.7);

Tailwind

colors: {
  custom: {
    50: '#7e6ad7',
    500: '#2730c4',
    950: '#000000',
  },
}

SCSS

$custom: #2730c4;
$custom-light: #7e6ad7;
$custom-dark: #000000;

JSON

{
  "hex": "#2730c4",
  "rgb": {
    "r": 39,
    "g": 48,
    "b": 196
  },
  "hsl": {
    "h": 236.561,
    "s": 66.809,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42313,
    "c": 0.22202,
    "h": 269.7
  },
  "luminance": 0.06531
}

Semantic roles & 50–950 ramp

primary

#2730C4

secondary

#CEC979

accent

#E03EEA

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2730C4

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

Preview Lab → · Contrast checker → · Palette generator →