#2C379F#2C379F

#2C379F is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.9% C 0.167 H 271.7°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#2C379F
RGB	rgb(44, 55, 159)
HSL	hsl(234, 57%, 40%)
HSV	hsv(234, 72%, 62%)
CMYK	cmyk(72.3%, 65.4%, 0%, 37.6%)
CIE-LAB	lab(28.83, 31.79, -57.67)
CIE-LCH	lch(28.83, 65.85, 298.86°)
OKLab	oklab(39.92% 0.0049 -0.1666)
OKLCH	oklch(39.92% 0.167 271.7)
XYZ	xyz(8.6608, 5.7702, 33.4515)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C379F #9F942C

analogous

#2C709F #2C379F #5B2C9F

triadic

#2C379F #9F2C37 #379F2C

tetradic

#2C379F #9F2C70 #9F942C #2C9F5B

square

#2C379F #9F2C70 #9F942C #2C9F5B

split-complementary

#2C379F #9F5B2C #709F2C

monochromatic

#11163F #1F266F #2C379F #3E4CCA #6E78D7

Accessibility & contrast

On white

9.75

#2C379F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2C379F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C379F

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C379F	#FFFFFF	#000000	##FFFFFF
##2C379F	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A2

Deuteranopia (green-blind)

#003F9D

Tritanopia (blue-blind)

#005266

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2c379f;
/* rgb */ color: rgb(44, 55, 159);
/* oklch */ color: oklch(39.9% 0.167 271.7);

Tailwind

colors: {
  custom: {
    50: '#766ebc',
    500: '#2c379f',
    950: '#000000',
  },
}

SCSS

$custom: #2c379f;
$custom-light: #766ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#2c379f",
  "rgb": {
    "r": 44,
    "g": 55,
    "b": 159
  },
  "hsl": {
    "h": 234.261,
    "s": 56.65,
    "l": 39.804
  },
  "oklch": {
    "l": 0.3992,
    "c": 0.16668,
    "h": 271.7
  },
  "luminance": 0.05771
}

Semantic roles & 50–950 ramp

primary

#2C379F

secondary

#BEB669

accent

#D148E0

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2C379F

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

Preview Lab → · Contrast checker → · Palette generator →