#2F2B9A#2F2B9A

#2F2B9A is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.6% C 0.173 H 275.7°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#2F2B9A
RGB	rgb(47, 43, 154)
HSL	hsl(242, 56%, 39%)
HSV	hsv(242, 72%, 60%)
CMYK	cmyk(69.5%, 72.1%, 0%, 39.6%)
CIE-LAB	lab(25.76, 37.92, -59.65)
CIE-LCH	lch(25.76, 70.68, 302.44°)
OKLab	oklab(37.6% 0.0172 -0.1724)
OKLCH	oklch(37.6% 0.173 275.7)
XYZ	xyz(7.8670, 4.6645, 31.0513)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2B9A #969A2B

analogous

#2B5E9A #2F2B9A #662B9A

triadic

#2F2B9A #9A2F2B #2B9A2F

tetradic

#2F2B9A #9A2B5E #969A2B #2B9A66

square

#2F2B9A #9A2B5E #969A2B #2B9A66

split-complementary

#2F2B9A #9A662B #5E9A2B

monochromatic

#12103A #201E6A #2F2B9A #3F3AC8 #6E6AD5

Accessibility & contrast

On white

10.86

#2F2B9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2F2B9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2B9A

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2B9A	#FFFFFF	#000000	##FFFFFF
##2F2B9A	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429D

Deuteranopia (green-blind)

#003898

Tritanopia (blue-blind)

#004A5F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f2b9a;
/* rgb */ color: rgb(47, 43, 154);
/* oklch */ color: oklch(37.6% 0.173 275.7);

Tailwind

colors: {
  custom: {
    50: '#7765b9',
    500: '#2f2b9a',
    950: '#000000',
  },
}

SCSS

$custom: #2f2b9a;
$custom-light: #7765b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2b9a",
  "rgb": {
    "r": 47,
    "g": 43,
    "b": 154
  },
  "hsl": {
    "h": 242.162,
    "s": 56.345,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37604,
    "c": 0.17321,
    "h": 275.7
  },
  "luminance": 0.04665
}

Semantic roles & 50–950 ramp

primary

#2F2B9A

secondary

#B9BC65

accent

#E048DA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2F2B9A

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

Preview Lab → · Contrast checker → · Palette generator →