#2F2A9C#2F2A9C

#2F2A9C is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.7% C 0.177 H 275.7°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#2F2A9C
RGB	rgb(47, 42, 156)
HSL	hsl(243, 58%, 39%)
HSV	hsv(243, 73%, 61%)
CMYK	cmyk(69.9%, 73.1%, 0%, 38.8%)
CIE-LAB	lab(25.74, 39.19, -60.90)
CIE-LCH	lch(25.74, 72.42, 302.76°)
OKLab	oklab(37.66% 0.0175 -0.176)
OKLCH	oklch(37.66% 0.177 275.7)
XYZ	xyz(7.9990, 4.6598, 31.9239)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2A9C #979C2A

analogous

#2A5E9C #2F2A9C #682A9C

triadic

#2F2A9C #9C2F2A #2A9C2F

tetradic

#2F2A9C #9C2A5E #979C2A #2A9C68

square

#2F2A9C #9C2A5E #979C2A #2A9C68

split-complementary

#2F2A9C #9C682A #5E9C2A

monochromatic

#12103C #201D6C #2F2A9C #4039CA #6E6AD7

Accessibility & contrast

On white

10.87

#2F2A9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2F2A9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2A9C

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2A9C	#FFFFFF	#000000	##FFFFFF
##2F2A9C	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429F

Deuteranopia (green-blind)

#00389A

Tritanopia (blue-blind)

#004A60

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f2a9c;
/* rgb */ color: rgb(47, 42, 156);
/* oklch */ color: oklch(37.7% 0.177 275.7);

Tailwind

colors: {
  custom: {
    50: '#7865ba',
    500: '#2f2a9c',
    950: '#000000',
  },
}

SCSS

$custom: #2f2a9c;
$custom-light: #7865ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2a9c",
  "rgb": {
    "r": 47,
    "g": 42,
    "b": 156
  },
  "hsl": {
    "h": 242.632,
    "s": 57.576,
    "l": 38.824
  },
  "oklch": {
    "l": 0.37655,
    "c": 0.17685,
    "h": 275.7
  },
  "luminance": 0.04661
}

Semantic roles & 50–950 ramp

primary

#2F2A9C

secondary

#B9BD65

accent

#E147DA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2F2A9C

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

Preview Lab → · Contrast checker → · Palette generator →