#2F319A#2F319A

#2F319A is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.6% C 0.166 H 274.5°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#2F319A
RGB	rgb(47, 49, 154)
HSL	hsl(239, 53%, 39%)
HSV	hsv(239, 69%, 60%)
CMYK	cmyk(69.5%, 68.2%, 0%, 39.6%)
CIE-LAB	lab(27.11, 34.22, -57.43)
CIE-LCH	lch(27.11, 66.85, 300.79°)
OKLab	oklab(38.58% 0.0131 -0.1658)
OKLCH	oklch(38.58% 0.166 274.5)
XYZ	xyz(8.1014, 5.1333, 31.1295)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F319A #9A982F

analogous

#2F669A #2F319A #632F9A

triadic

#2F319A #9A2F31 #319A2F

tetradic

#2F319A #9A2F66 #9A982F #2F9A63

square

#2F319A #9A2F66 #9A982F #2F9A63

split-complementary

#2F319A #9A632F #669A2F

monochromatic

#12133C #21226B #2F319A #4144C5 #7072D3

Accessibility & contrast

On white

10.36

#2F319A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2F319A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F319A

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F319A	#FFFFFF	#000000	##FFFFFF
##2F319A	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459D

Deuteranopia (green-blind)

#003B98

Tritanopia (blue-blind)

#004D61

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2f319a;
/* rgb */ color: rgb(47, 49, 154);
/* oklch */ color: oklch(38.6% 0.166 274.5);

Tailwind

colors: {
  custom: {
    50: '#7769b9',
    500: '#2f319a',
    950: '#000000',
  },
}

SCSS

$custom: #2f319a;
$custom-light: #7769b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f319a",
  "rgb": {
    "r": 47,
    "g": 49,
    "b": 154
  },
  "hsl": {
    "h": 238.879,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.3858,
    "c": 0.16637,
    "h": 274.5
  },
  "luminance": 0.05134
}

Semantic roles & 50–950 ramp

primary

#2F319A

secondary

#BBB96A

accent

#DA4BDD

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2F319A

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

Preview Lab → · Contrast checker → · Palette generator →