#2C3FA0#2C3FA0

#2C3FA0 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.5% C 0.158 H 269.7°. Best body text is #FFFFFF at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#2C3FA0
RGB	rgb(44, 63, 160)
HSL	hsl(230, 57%, 40%)
HSV	hsv(230, 73%, 63%)
CMYK	cmyk(72.5%, 60.6%, 0%, 37.3%)
CIE-LAB	lab(30.94, 26.89, -54.81)
CIE-LCH	lch(30.94, 61.05, 296.13°)
OKLab	oklab(41.51% -0.0009 -0.1582)
OKLCH	oklch(41.51% 0.158 269.7)
XYZ	xyz(9.1592, 6.6276, 34.0474)
Luminance	0.0663 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3FA0 #A08D2C

analogous

#2C79A0 #2C3FA0 #532CA0

triadic

#2C3FA0 #A02C3F #3FA02C

tetradic

#2C3FA0 #A02C79 #A08D2C #2CA053

square

#2C3FA0 #A02C79 #A08D2C #2CA053

split-complementary

#2C3FA0 #A0532C #79A02C

monochromatic

#121940 #1F2C70 #2C3FA0 #3F56CA #6F80D7

Accessibility & contrast

On white

9.03

#2C3FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2C3FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3FA0

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3FA0	#FFFFFF	#000000	##FFFFFF
##2C3FA0	1.00	9.03	2.33	9.03
#FFFFFF	9.03	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA3

Deuteranopia (green-blind)

#00449E

Tritanopia (blue-blind)

#005769

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2c3fa0;
/* rgb */ color: rgb(44, 63, 160);
/* oklch */ color: oklch(41.5% 0.158 269.7);

Tailwind

colors: {
  custom: {
    50: '#7573bd',
    500: '#2c3fa0',
    950: '#000000',
  },
}

SCSS

$custom: #2c3fa0;
$custom-light: #7573bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3fa0",
  "rgb": {
    "r": 44,
    "g": 63,
    "b": 160
  },
  "hsl": {
    "h": 230.172,
    "s": 56.863,
    "l": 40
  },
  "oklch": {
    "l": 0.4151,
    "c": 0.15816,
    "h": 269.7
  },
  "luminance": 0.06629
}

Semantic roles & 50–950 ramp

primary

#2C3FA0

secondary

#BFB169

accent

#C748E0

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2C3FA0

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

Preview Lab → · Contrast checker → · Palette generator →