#2D338E#2D338E

#2D338E is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.7% C 0.148 H 273.9°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#2D338E
RGB	rgb(45, 51, 142)
HSL	hsl(236, 52%, 37%)
HSV	hsv(236, 68%, 56%)
CMYK	cmyk(68.3%, 64.1%, 0%, 44.3%)
CIE-LAB	lab(26.38, 28.35, -51.24)
CIE-LCH	lch(26.38, 58.56, 298.95°)
OKLab	oklab(37.68% 0.0102 -0.1478)
OKLCH	oklch(37.68% 0.148 273.9)
XYZ	xyz(7.1469, 4.8779, 26.1508)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D338E #8E882D

analogous

#2D648E #2D338E #582D8E

triadic

#2D338E #8E2D33 #338E2D

tetradic

#2D338E #8E2D64 #8E882D #2D8E58

square

#2D338E #8E2D64 #8E882D #2D8E58

split-complementary

#2D338E #8E582D #648E2D

monochromatic

#101231 #1E2260 #2D338E #3C44BC #676DCF

Accessibility & contrast

On white

10.63

#2D338E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#2D338E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D338E

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D338E	#FFFFFF	#000000	##FFFFFF
##2D338E	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004391

Deuteranopia (green-blind)

#003A8C

Tritanopia (blue-blind)

#004A5B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2d338e;
/* rgb */ color: rgb(45, 51, 142);
/* oklch */ color: oklch(37.7% 0.148 273.9);

Tailwind

colors: {
  custom: {
    50: '#736ab0',
    500: '#2d338e',
    950: '#000000',
  },
}

SCSS

$custom: #2d338e;
$custom-light: #736ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d338e",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 142
  },
  "hsl": {
    "h": 236.289,
    "s": 51.872,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37681,
    "c": 0.14813,
    "h": 273.9
  },
  "luminance": 0.04879
}

Semantic roles & 50–950 ramp

primary

#2D338E

secondary

#B5B061

accent

#D24CDB

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2D338E

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

Preview Lab → · Contrast checker → · Palette generator →