#2F359F#2F359F

#2F359F is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.7% C 0.168 H 273.3°. Best body text is #FFFFFF at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#2F359F
RGB	rgb(47, 53, 159)
HSL	hsl(237, 54%, 40%)
HSV	hsv(237, 70%, 62%)
CMYK	cmyk(70.4%, 66.7%, 0%, 37.6%)
CIE-LAB	lab(28.52, 33.45, -58.16)
CIE-LCH	lch(28.52, 67.10, 299.91°)
OKLab	oklab(39.75% 0.0097 -0.168)
OKLCH	oklch(39.75% 0.168 273.3)
XYZ	xyz(8.7013, 5.6529, 33.4267)
Luminance	0.0565 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F359F #9F992F

analogous

#2F6D9F #2F359F #612F9F

triadic

#2F359F #9F2F35 #359F2F

tetradic

#2F359F #9F2F6D #9F992F #2F9F61

square

#2F359F #9F2F6D #9F992F #2F9F61

split-complementary

#2F359F #9F612F #6D9F2F

monochromatic

#131641 #212570 #2F359F #444BC8 #7378D6

Accessibility & contrast

On white

9.86

#2F359F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#2F359F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F359F

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F359F	#FFFFFF	#000000	##FFFFFF
##2F359F	1.00	9.86	2.13	9.86
#FFFFFF	9.86	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A2

Deuteranopia (green-blind)

#003E9D

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2f359f;
/* rgb */ color: rgb(47, 53, 159);
/* oklch */ color: oklch(39.7% 0.168 273.3);

Tailwind

colors: {
  custom: {
    50: '#776cbc',
    500: '#2f359f',
    950: '#000000',
  },
}

SCSS

$custom: #2f359f;
$custom-light: #776cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f359f",
  "rgb": {
    "r": 47,
    "g": 53,
    "b": 159
  },
  "hsl": {
    "h": 236.786,
    "s": 54.369,
    "l": 40.392
  },
  "oklch": {
    "l": 0.39745,
    "c": 0.16828,
    "h": 273.3
  },
  "luminance": 0.05654
}

Semantic roles & 50–950 ramp

primary

#2F359F

secondary

#BDB96D

accent

#D64ADE

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2F359F

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

Preview Lab → · Contrast checker → · Palette generator →