#2D287E#2D287E

#2D287E is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.2% C 0.140 H 278.6°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#2D287E
RGB	rgb(45, 40, 126)
HSL	hsl(243, 52%, 33%)
HSV	hsv(243, 68%, 49%)
CMYK	cmyk(64.3%, 68.3%, 0%, 50.6%)
CIE-LAB	lab(22.24, 29.81, -48.01)
CIE-LCH	lch(22.24, 56.52, 301.84°)
OKLab	oklab(34.21% 0.0209 -0.1383)
OKLCH	oklch(34.21% 0.14 278.6)
XYZ	xyz(5.6057, 3.5814, 20.1305)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D287E #797E28

analogous

#284E7E #2D287E #58287E

triadic

#2D287E #7E2D28 #287E2D

tetradic

#2D287E #7E284E #797E28 #287E58

square

#2D287E #7E284E #797E28 #287E58

split-complementary

#2D287E #7E5828 #4E7E28

monochromatic

#0C0B21 #1C1950 #2D287E #3E37AC #5D57CA

Accessibility & contrast

On white

12.23

#2D287E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2D287E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D287E

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D287E	#FFFFFF	#000000	##FFFFFF
##2D287E	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003981

Deuteranopia (green-blind)

#00327C

Tritanopia (blue-blind)

#003E4F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2d287e;
/* rgb */ color: rgb(45, 40, 126);
/* oklch */ color: oklch(34.2% 0.140 278.6);

Tailwind

colors: {
  custom: {
    50: '#7062a4',
    500: '#2d287e',
    950: '#000000',
  },
}

SCSS

$custom: #2d287e;
$custom-light: #7062a4;
$custom-dark: #000000;

JSON

{
  "hex": "#2d287e",
  "rgb": {
    "r": 45,
    "g": 40,
    "b": 126
  },
  "hsl": {
    "h": 243.488,
    "s": 51.807,
    "l": 32.549
  },
  "oklch": {
    "l": 0.34211,
    "c": 0.13992,
    "h": 278.6
  },
  "luminance": 0.03582
}

Semantic roles & 50–950 ramp

primary

#2D287E

secondary

#A9AF53

accent

#DB4DD3

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2D287E

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

Preview Lab → · Contrast checker → · Palette generator →