#2C337B#2C337B

#2C337B is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.0% C 0.121 H 274.4°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#2C337B
RGB	rgb(44, 51, 123)
HSL	hsl(235, 47%, 33%)
HSV	hsv(235, 64%, 48%)
CMYK	cmyk(64.2%, 58.5%, 0%, 51.8%)
CIE-LAB	lab(24.74, 21.20, -42.04)
CIE-LCH	lch(24.74, 47.08, 296.76°)
OKLab	oklab(35.96% 0.0093 -0.1207)
OKLCH	oklch(35.96% 0.121 274.4)
XYZ	xyz(5.7965, 4.3327, 19.2659)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C337B #7B742C

analogous

#2C5A7B #2C337B #4D2C7B

triadic

#2C337B #7B2C33 #337B2C

tetradic

#2C337B #7B2C5A #7B742C #2C7B4D

square

#2C337B #7B2C5A #7B742C #2C7B4D

split-complementary

#2C337B #7B4D2C #5A7B2C

monochromatic

#0C0E21 #1C204E #2C337B #3C46A8 #5D66C5

Accessibility & contrast

On white

11.25

#2C337B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#2C337B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C337B

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C337B	#FFFFFF	#000000	##FFFFFF
##2C337B	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E7D

Deuteranopia (green-blind)

#00377A

Tritanopia (blue-blind)

#004451

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2c337b;
/* rgb */ color: rgb(44, 51, 123);
/* oklch */ color: oklch(36.0% 0.121 274.4);

Tailwind

colors: {
  custom: {
    50: '#6e6aa2',
    500: '#2c337b',
    950: '#000000',
  },
}

SCSS

$custom: #2c337b;
$custom-light: #6e6aa2;
$custom-dark: #000000;

JSON

{
  "hex": "#2c337b",
  "rgb": {
    "r": 44,
    "g": 51,
    "b": 123
  },
  "hsl": {
    "h": 234.684,
    "s": 47.305,
    "l": 32.745
  },
  "oklch": {
    "l": 0.35955,
    "c": 0.1211,
    "h": 274.4
  },
  "luminance": 0.04333
}

Semantic roles & 50–950 ramp

primary

#2C337B

secondary

#ABA458

accent

#CB51D7

background

#F7F6FA

surface

#EDEBF3

border

#C8C6CD

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2C337B

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

Preview Lab → · Contrast checker → · Palette generator →