#2D389B#2D389B

#2D389B is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.8% C 0.160 H 272.0°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#2D389B
RGB	rgb(45, 56, 155)
HSL	hsl(234, 55%, 39%)
HSV	hsv(234, 71%, 61%)
CMYK	cmyk(71%, 63.9%, 0%, 39.2%)
CIE-LAB	lab(28.78, 29.80, -55.31)
CIE-LCH	lch(28.78, 62.83, 298.32°)
OKLab	oklab(39.79% 0.0055 -0.1597)
OKLCH	oklch(39.79% 0.16 272)
XYZ	xyz(8.4108, 5.7520, 31.6710)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D389B #9B902D

analogous

#2D6F9B #2D389B #592D9B

triadic

#2D389B #9B2D38 #389B2D

tetradic

#2D389B #9B2D6F #9B902D #2D9B59

square

#2D389B #9B2D6F #9B902D #2D9B59

split-complementary

#2D389B #9B592D #6F9B2D

monochromatic

#11163C #1F276C #2D389B #3E4CC7 #6E78D5

Accessibility & contrast

On white

9.76

#2D389B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2D389B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D389B

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D389B	#FFFFFF	#000000	##FFFFFF
##2D389B	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	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: #2d389b;
/* rgb */ color: rgb(45, 56, 155);
/* oklch */ color: oklch(39.8% 0.160 272.0);

Tailwind

colors: {
  custom: {
    50: '#756eb9',
    500: '#2d389b',
    950: '#000000',
  },
}

SCSS

$custom: #2d389b;
$custom-light: #756eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#2d389b",
  "rgb": {
    "r": 45,
    "g": 56,
    "b": 155
  },
  "hsl": {
    "h": 234,
    "s": 55,
    "l": 39.216
  },
  "oklch": {
    "l": 0.39792,
    "c": 0.15977,
    "h": 272
  },
  "luminance": 0.05753
}

Semantic roles & 50–950 ramp

primary

#2D389B

secondary

#BCB468

accent

#CF49DE

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2D389B

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

Preview Lab → · Contrast checker → · Palette generator →