#2C398F#2C398F

#2C398F is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.9% C 0.142 H 271.6°. Best body text is #FFFFFF at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#2C398F
RGB	rgb(44, 57, 143)
HSL	hsl(232, 53%, 37%)
HSV	hsv(232, 69%, 56%)
CMYK	cmyk(69.2%, 60.1%, 0%, 43.9%)
CIE-LAB	lab(27.96, 24.56, -49.29)
CIE-LCH	lch(27.96, 55.07, 296.48°)
OKLab	oklab(38.86% 0.0039 -0.142)
OKLCH	oklch(38.86% 0.142 271.6)
XYZ	xyz(7.4581, 5.4442, 26.6391)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C398F #8F822C

analogous

#2C6B8F #2C398F #512C8F

triadic

#2C398F #8F2C39 #398F2C

tetradic

#2C398F #8F2C6B #8F822C #2C8F51

square

#2C398F #8F2C6B #8F822C #2C8F51

split-complementary

#2C398F #8F512C #6B8F2C

monochromatic

#0F1431 #1E2660 #2C398F #3A4CBE #6674D0

Accessibility & contrast

On white

10.05

#2C398F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2C398F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C398F

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C398F	#FFFFFF	#000000	##FFFFFF
##2C398F	1.00	10.05	2.09	10.05
#FFFFFF	10.05	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004792

Deuteranopia (green-blind)

#003E8D

Tritanopia (blue-blind)

#004E5E

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2c398f;
/* rgb */ color: rgb(44, 57, 143);
/* oklch */ color: oklch(38.9% 0.142 271.6);

Tailwind

colors: {
  custom: {
    50: '#726fb0',
    500: '#2c398f',
    950: '#000000',
  },
}

SCSS

$custom: #2c398f;
$custom-light: #726fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c398f",
  "rgb": {
    "r": 44,
    "g": 57,
    "b": 143
  },
  "hsl": {
    "h": 232.121,
    "s": 52.941,
    "l": 36.667
  },
  "oklch": {
    "l": 0.38859,
    "c": 0.14205,
    "h": 271.6
  },
  "luminance": 0.05445
}

Semantic roles & 50–950 ramp

primary

#2C398F

secondary

#B6AB61

accent

#C94BDC

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2C398F

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

Preview Lab → · Contrast checker → · Palette generator →