#2C389B#2C389B

#2C389B is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.7% C 0.160 H 271.6°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#2C389B
RGB	rgb(44, 56, 155)
HSL	hsl(234, 56%, 39%)
HSV	hsv(234, 72%, 61%)
CMYK	cmyk(71.6%, 63.9%, 0%, 39.2%)
CIE-LAB	lab(28.72, 29.67, -55.41)
CIE-LCH	lch(28.72, 62.85, 298.17°)
OKLab	oklab(39.73% 0.0044 -0.16)
OKLCH	oklch(39.73% 0.16 271.6)
XYZ	xyz(8.3673, 5.7296, 31.6689)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C389B #9B8F2C

analogous

#2C709B #2C389B #582C9B

triadic

#2C389B #9B2C38 #389B2C

tetradic

#2C389B #9B2C70 #9B8F2C #2C9B58

square

#2C389B #9B2C70 #9B8F2C #2C9B58

split-complementary

#2C389B #9B582C #709B2C

monochromatic

#11163C #1E276B #2C389B #3C4BC8 #6C77D5

Accessibility & contrast

On white

9.79

#2C389B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2C389B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C389B

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C389B	#FFFFFF	#000000	##FFFFFF
##2C389B	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499E

Deuteranopia (green-blind)

#003F99

Tritanopia (blue-blind)

#005164

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2c389b;
/* rgb */ color: rgb(44, 56, 155);
/* oklch */ color: oklch(39.7% 0.160 271.6);

Tailwind

colors: {
  custom: {
    50: '#756eb9',
    500: '#2c389b',
    950: '#000000',
  },
}

SCSS

$custom: #2c389b;
$custom-light: #756eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#2c389b",
  "rgb": {
    "r": 44,
    "g": 56,
    "b": 155
  },
  "hsl": {
    "h": 233.514,
    "s": 55.779,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39733,
    "c": 0.16004,
    "h": 271.6
  },
  "luminance": 0.0573
}

Semantic roles & 50–950 ramp

primary

#2C389B

secondary

#BCB367

accent

#CF49DF

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #2C389B

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

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