#2C388F#2C388F

#2C388F is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.7% C 0.143 H 271.9°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#2C388F
RGB	rgb(44, 56, 143)
HSL	hsl(233, 53%, 37%)
HSV	hsv(233, 69%, 56%)
CMYK	cmyk(69.2%, 60.8%, 0%, 43.9%)
CIE-LAB	lab(27.70, 25.23, -49.72)
CIE-LCH	lch(27.70, 55.75, 296.91°)
OKLab	oklab(38.66% 0.0048 -0.1433)
OKLCH	oklch(38.66% 0.143 271.9)
XYZ	xyz(7.4091, 5.3463, 26.6228)
Luminance	0.0535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C388F #8F832C

analogous

#2C6A8F #2C388F #522C8F

triadic

#2C388F #8F2C38 #388F2C

tetradic

#2C388F #8F2C6A #8F832C #2C8F52

square

#2C388F #8F2C6A #8F832C #2C8F52

split-complementary

#2C388F #8F522C #6A8F2C

monochromatic

#0F1331 #1E2660 #2C388F #3A4ABE #6672D0

Accessibility & contrast

On white

10.15

#2C388F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2C388F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C388F

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C388F	#FFFFFF	#000000	##FFFFFF
##2C388F	1.00	10.15	2.07	10.15
#FFFFFF	10.15	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004692

Deuteranopia (green-blind)

#003D8D

Tritanopia (blue-blind)

#004E5E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2c388f;
/* rgb */ color: rgb(44, 56, 143);
/* oklch */ color: oklch(38.7% 0.143 271.9);

Tailwind

colors: {
  custom: {
    50: '#726eb1',
    500: '#2c388f',
    950: '#000000',
  },
}

SCSS

$custom: #2c388f;
$custom-light: #726eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c388f",
  "rgb": {
    "r": 44,
    "g": 56,
    "b": 143
  },
  "hsl": {
    "h": 232.727,
    "s": 52.941,
    "l": 36.667
  },
  "oklch": {
    "l": 0.38662,
    "c": 0.14336,
    "h": 271.9
  },
  "luminance": 0.05347
}

Semantic roles & 50–950 ramp

primary

#2C388F

secondary

#B6AC61

accent

#CB4BDC

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2C388F

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

Preview Lab → · Contrast checker → · Palette generator →