#2C39A4#2C39A4

#2C39A4 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.7% C 0.171 H 271.1°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#2C39A4
RGB	rgb(44, 57, 164)
HSL	hsl(234, 58%, 41%)
HSV	hsv(234, 73%, 64%)
CMYK	cmyk(73.2%, 65.2%, 0%, 35.7%)
CIE-LAB	lab(29.77, 32.31, -59.15)
CIE-LCH	lch(29.77, 67.40, 298.64°)
OKLab	oklab(40.75% 0.0033 -0.1709)
OKLCH	oklch(40.75% 0.171 271.1)
XYZ	xyz(9.2004, 6.1411, 35.8152)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C39A4 #A4972C

analogous

#2C75A4 #2C39A4 #5B2CA4

triadic

#2C39A4 #A42C39 #39A42C

tetradic

#2C39A4 #A42C75 #A4972C #2CA45B

square

#2C39A4 #A42C75 #A4972C #2CA45B

split-complementary

#2C39A4 #A45B2C #75A42C

monochromatic

#121743 #1F2874 #2C39A4 #4150CC #717DD9

Accessibility & contrast

On white

9.42

#2C39A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2C39A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C39A4

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C39A4	#FFFFFF	#000000	##FFFFFF
##2C39A4	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA7

Deuteranopia (green-blind)

#0041A2

Tritanopia (blue-blind)

#005569

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2c39a4;
/* rgb */ color: rgb(44, 57, 164);
/* oklch */ color: oklch(40.7% 0.171 271.1);

Tailwind

colors: {
  custom: {
    50: '#776fc0',
    500: '#2c39a4',
    950: '#000000',
  },
}

SCSS

$custom: #2c39a4;
$custom-light: #776fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c39a4",
  "rgb": {
    "r": 44,
    "g": 57,
    "b": 164
  },
  "hsl": {
    "h": 233.5,
    "s": 57.692,
    "l": 40.784
  },
  "oklch": {
    "l": 0.40747,
    "c": 0.17098,
    "h": 271.1
  },
  "luminance": 0.06142
}

Semantic roles & 50–950 ramp

primary

#2C39A4

secondary

#C0B76B

accent

#D047E1

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2C39A4

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

Preview Lab → · Contrast checker → · Palette generator →