#2F429A#2F429A

#2F429A is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.8% C 0.145 H 269.8°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#2F429A
RGB	rgb(47, 66, 154)
HSL	hsl(229, 53%, 39%)
HSV	hsv(229, 69%, 60%)
CMYK	cmyk(69.5%, 57.1%, 0%, 39.6%)
CIE-LAB	lab(31.42, 23.07, -50.39)
CIE-LCH	lch(31.42, 55.42, 294.60°)
OKLab	oklab(41.76% -0.0005 -0.1451)
OKLCH	oklch(41.76% 0.145 269.8)
XYZ	xyz(8.9512, 6.8330, 31.4128)
Luminance	0.0683 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F429A #9A872F

analogous

#2F789A #2F429A #522F9A

triadic

#2F429A #9A2F42 #429A2F

tetradic

#2F429A #9A2F78 #9A872F #2F9A52

square

#2F429A #9A2F78 #9A872F #2F9A52

split-complementary

#2F429A #9A522F #789A2F

monochromatic

#121A3C #212E6B #2F429A #4159C5 #7082D3

Accessibility & contrast

On white

8.87

#2F429A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2F429A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F429A

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F429A	#FFFFFF	#000000	##FFFFFF
##2F429A	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9D

Deuteranopia (green-blind)

#004598

Tritanopia (blue-blind)

#005767

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2f429a;
/* rgb */ color: rgb(47, 66, 154);
/* oklch */ color: oklch(41.8% 0.145 269.8);

Tailwind

colors: {
  custom: {
    50: '#7576b8',
    500: '#2f429a',
    950: '#000000',
  },
}

SCSS

$custom: #2f429a;
$custom-light: #7576b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f429a",
  "rgb": {
    "r": 47,
    "g": 66,
    "b": 154
  },
  "hsl": {
    "h": 229.346,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.41761,
    "c": 0.14505,
    "h": 269.8
  },
  "luminance": 0.06834
}

Semantic roles & 50–950 ramp

primary

#2F429A

secondary

#BBAC6A

accent

#C34BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F429A

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

Preview Lab → · Contrast checker → · Palette generator →