#2F439C#2F439C

#2F439C is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.1% C 0.147 H 269.5°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#2F439C
RGB	rgb(47, 67, 156)
HSL	hsl(229, 54%, 40%)
HSV	hsv(229, 70%, 61%)
CMYK	cmyk(69.9%, 57.1%, 0%, 38.8%)
CIE-LAB	lab(31.85, 23.15, -50.91)
CIE-LCH	lch(31.85, 55.93, 294.45°)
OKLab	oklab(42.13% -0.0013 -0.1466)
OKLCH	oklch(42.13% 0.147 269.5)
XYZ	xyz(9.1781, 7.0181, 32.3170)
Luminance	0.0702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F439C #9C882F

analogous

#2F7A9C #2F439C #522F9C

triadic

#2F439C #9C2F43 #439C2F

tetradic

#2F439C #9C2F7A #9C882F #2F9C52

square

#2F439C #9C2F7A #9C882F #2F9C52

split-complementary

#2F439C #9C522F #7A9C2F

monochromatic

#131B3E #212F6D #2F439C #425AC6 #7183D4

Accessibility & contrast

On white

8.74

#2F439C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#2F439C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F439C

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F439C	#FFFFFF	#000000	##FFFFFF
##2F439C	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509F

Deuteranopia (green-blind)

#00469A

Tritanopia (blue-blind)

#005969

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f439c;
/* rgb */ color: rgb(47, 67, 156);
/* oklch */ color: oklch(42.1% 0.147 269.5);

Tailwind

colors: {
  custom: {
    50: '#7676ba',
    500: '#2f439c',
    950: '#000000',
  },
}

SCSS

$custom: #2f439c;
$custom-light: #7676ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f439c",
  "rgb": {
    "r": 47,
    "g": 67,
    "b": 156
  },
  "hsl": {
    "h": 228.991,
    "s": 53.695,
    "l": 39.804
  },
  "oklch": {
    "l": 0.42127,
    "c": 0.14659,
    "h": 269.5
  },
  "luminance": 0.07019
}

Semantic roles & 50–950 ramp

primary

#2F439C

secondary

#BCAD6B

accent

#C24BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2F439C

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

Preview Lab → · Contrast checker → · Palette generator →