#2F287A#2F287A

#2F287A is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.0% C 0.134 H 280.4°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#2F287A
RGB	rgb(47, 40, 122)
HSL	hsl(245, 51%, 32%)
HSV	hsv(245, 67%, 48%)
CMYK	cmyk(61.5%, 67.2%, 0%, 52.2%)
CIE-LAB	lab(22.04, 28.75, -45.79)
CIE-LCH	lch(22.04, 54.07, 302.13°)
OKLab	oklab(34% 0.0241 -0.1318)
OKLCH	oklch(34% 0.134 280.4)
XYZ	xyz(5.4428, 3.5267, 18.8025)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F287A #737A28

analogous

#284A7A #2F287A #58287A

triadic

#2F287A #7A2F28 #287A2F

tetradic

#2F287A #7A284A #737A28 #287A58

square

#2F287A #7A284A #737A28 #287A58

split-complementary

#2F287A #7A5828 #4A7A28

monochromatic

#0B0A1E #1D194C #2F287A #4137A8 #5F55C7

Accessibility & contrast

On white

12.31

#2F287A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#2F287A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F287A

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F287A	#FFFFFF	#000000	##FFFFFF
##2F287A	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387D

Deuteranopia (green-blind)

#003278

Tritanopia (blue-blind)

#003D4D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2f287a;
/* rgb */ color: rgb(47, 40, 122);
/* oklch */ color: oklch(34.0% 0.134 280.4);

Tailwind

colors: {
  custom: {
    50: '#7062a1',
    500: '#2f287a',
    950: '#000000',
  },
}

SCSS

$custom: #2f287a;
$custom-light: #7062a1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f287a",
  "rgb": {
    "r": 47,
    "g": 40,
    "b": 122
  },
  "hsl": {
    "h": 245.122,
    "s": 50.617,
    "l": 31.765
  },
  "oklch": {
    "l": 0.33999,
    "c": 0.13395,
    "h": 280.4
  },
  "luminance": 0.03527
}

Semantic roles & 50–950 ramp

primary

#2F287A

secondary

#A4AC52

accent

#DA4ECE

background

#F7F5FA

surface

#EDEAF3

border

#C8C6CD

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2F287A

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

Preview Lab → · Contrast checker → · Palette generator →