#2C39B8#2C39B8

#2C39B8 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.7% C 0.197 H 270.5°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#2C39B8
RGB	rgb(44, 57, 184)
HSL	hsl(234, 61%, 45%)
HSV	hsv(234, 76%, 72%)
CMYK	cmyk(76.1%, 69%, 0%, 27.8%)
CIE-LAB	lab(31.63, 39.48, -68.05)
CIE-LCH	lch(31.63, 78.67, 300.12°)
OKLab	oklab(42.67% 0.0016 -0.197)
OKLCH	oklch(42.67% 0.197 270.5)
XYZ	xyz(11.1506, 6.9212, 46.0864)
Luminance	0.0692 (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

#2C39B8 #B8AB2C

analogous

#2C7FB8 #2C39B8 #652CB8

triadic

#2C39B8 #B82C39 #39B82C

tetradic

#2C39B8 #B82C7F #B8AB2C #2CB865

square

#2C39B8 #B82C7F #B8AB2C #2CB865

split-complementary

#2C39B8 #B8652C #7FB82C

monochromatic

#141A55 #202A87 #2C39B8 #4D59D4 #7E87E0

Accessibility & contrast

On white

8.81

#2C39B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2C39B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C39B8

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C39B8	#FFFFFF	#000000	##FFFFFF
##2C39B8	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BC

Deuteranopia (green-blind)

#0044B6

Tritanopia (blue-blind)

#005C74

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2c39b8;
/* rgb */ color: rgb(44, 57, 184);
/* oklch */ color: oklch(42.7% 0.197 270.5);

Tailwind

colors: {
  custom: {
    50: '#7c70ce',
    500: '#2c39b8',
    950: '#000000',
  },
}

SCSS

$custom: #2c39b8;
$custom-light: #7c70ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2c39b8",
  "rgb": {
    "r": 44,
    "g": 57,
    "b": 184
  },
  "hsl": {
    "h": 234.429,
    "s": 61.404,
    "l": 44.706
  },
  "oklch": {
    "l": 0.4267,
    "c": 0.19697,
    "h": 270.5
  },
  "luminance": 0.06922
}

Semantic roles & 50–950 ramp

primary

#2C39B8

secondary

#C9C177

accent

#D643E5

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2C39B8

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

Preview Lab → · Contrast checker → · Palette generator →