#2D398E#2D398E

#2D398E is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.8% C 0.140 H 272.0°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#2D398E
RGB	rgb(45, 57, 142)
HSL	hsl(233, 52%, 37%)
HSV	hsv(233, 68%, 56%)
CMYK	cmyk(68.3%, 59.9%, 0%, 44.3%)
CIE-LAB	lab(27.94, 24.34, -48.70)
CIE-LCH	lch(27.94, 54.45, 296.56°)
OKLab	oklab(38.83% 0.005 -0.1403)
OKLCH	oklch(38.83% 0.14 272)
XYZ	xyz(7.4262, 5.4365, 26.2439)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D398E #8E822D

analogous

#2D6A8E #2D398E #522D8E

triadic

#2D398E #8E2D39 #398E2D

tetradic

#2D398E #8E2D6A #8E822D #2D8E52

square

#2D398E #8E2D6A #8E822D #2D8E52

split-complementary

#2D398E #8E522D #6A8E2D

monochromatic

#101431 #1E2660 #2D398E #3C4CBC #6774CF

Accessibility & contrast

On white

10.06

#2D398E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2D398E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D398E

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D398E	#FFFFFF	#000000	##FFFFFF
##2D398E	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004691

Deuteranopia (green-blind)

#003E8C

Tritanopia (blue-blind)

#004E5D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2d398e;
/* rgb */ color: rgb(45, 57, 142);
/* oklch */ color: oklch(38.8% 0.140 272.0);

Tailwind

colors: {
  custom: {
    50: '#726fb0',
    500: '#2d398e',
    950: '#000000',
  },
}

SCSS

$custom: #2d398e;
$custom-light: #726fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d398e",
  "rgb": {
    "r": 45,
    "g": 57,
    "b": 142
  },
  "hsl": {
    "h": 232.577,
    "s": 51.872,
    "l": 36.667
  },
  "oklch": {
    "l": 0.38834,
    "c": 0.14035,
    "h": 272
  },
  "luminance": 0.05437
}

Semantic roles & 50–950 ramp

primary

#2D398E

secondary

#B5AB61

accent

#CA4CDB

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2D398E

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

Preview Lab → · Contrast checker → · Palette generator →