#2F439A#2F439A

#2F439A is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.0% C 0.144 H 269.5°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#2F439A
RGB	rgb(47, 67, 154)
HSL	hsl(229, 53%, 39%)
HSV	hsv(229, 69%, 60%)
CMYK	cmyk(69.5%, 56.5%, 0%, 39.6%)
CIE-LAB	lab(31.69, 22.40, -49.95)
CIE-LCH	lch(31.69, 54.74, 294.16°)
OKLab	oklab(41.96% -0.0014 -0.1437)
OKLCH	oklch(41.96% 0.144 269.5)
XYZ	xyz(9.0102, 6.9509, 31.4324)
Luminance	0.0695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F439A #9A862F

analogous

#2F799A #2F439A #512F9A

triadic

#2F439A #9A2F43 #439A2F

tetradic

#2F439A #9A2F79 #9A862F #2F9A51

square

#2F439A #9A2F79 #9A862F #2F9A51

split-complementary

#2F439A #9A512F #799A2F

monochromatic

#121A3C #212F6B #2F439A #415AC5 #7083D3

Accessibility & contrast

On white

8.79

#2F439A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2F439A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F439A

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F439A	#FFFFFF	#000000	##FFFFFF
##2F439A	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509D

Deuteranopia (green-blind)

#004698

Tritanopia (blue-blind)

#005868

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f439a;
/* rgb */ color: rgb(47, 67, 154);
/* oklch */ color: oklch(42.0% 0.144 269.5);

Tailwind

colors: {
  custom: {
    50: '#7576b8',
    500: '#2f439a',
    950: '#000000',
  },
}

SCSS

$custom: #2f439a;
$custom-light: #7576b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f439a",
  "rgb": {
    "r": 47,
    "g": 67,
    "b": 154
  },
  "hsl": {
    "h": 228.785,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.41964,
    "c": 0.14376,
    "h": 269.5
  },
  "luminance": 0.06952
}

Semantic roles & 50–950 ramp

primary

#2F439A

secondary

#BBAC6A

accent

#C14BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F439A

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

Preview Lab → · Contrast checker → · Palette generator →