#2F279D#2F279D

#2F279D is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.3% C 0.181 H 276.0°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#2F279D
RGB	rgb(47, 39, 157)
HSL	hsl(244, 60%, 38%)
HSV	hsv(244, 75%, 62%)
CMYK	cmyk(70.1%, 75.2%, 0%, 38.4%)
CIE-LAB	lab(25.23, 41.25, -62.36)
CIE-LCH	lch(25.23, 74.77, 303.49°)
OKLab	oklab(37.32% 0.019 -0.1802)
OKLCH	oklch(37.32% 0.181 276)
XYZ	xyz(7.9816, 4.4890, 32.3376)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F279D #959D27

analogous

#275A9D #2F279D #6A279D

triadic

#2F279D #9D2F27 #279D2F

tetradic

#2F279D #9D275A #959D27 #279D6A

square

#2F279D #9D275A #959D27 #279D6A

split-complementary

#2F279D #9D6A27 #5A9D27

monochromatic

#120F3B #201B6C #2F279D #3F35CD #6D66D9

Accessibility & contrast

On white

11.06

#2F279D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2F279D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F279D

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F279D	#FFFFFF	#000000	##FFFFFF
##2F279D	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A0

Deuteranopia (green-blind)

#00379B

Tritanopia (blue-blind)

#004960

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2f279d;
/* rgb */ color: rgb(47, 39, 157);
/* oklch */ color: oklch(37.3% 0.181 276.0);

Tailwind

colors: {
  custom: {
    50: '#7863bb',
    500: '#2f279d',
    950: '#000000',
  },
}

SCSS

$custom: #2f279d;
$custom-light: #7863bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f279d",
  "rgb": {
    "r": 47,
    "g": 39,
    "b": 157
  },
  "hsl": {
    "h": 244.068,
    "s": 60.204,
    "l": 38.431
  },
  "oklch": {
    "l": 0.37319,
    "c": 0.18124,
    "h": 276
  },
  "luminance": 0.0449
}

Semantic roles & 50–950 ramp

primary

#2F279D

secondary

#B8BF61

accent

#E344D9

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2F279D

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

Preview Lab → · Contrast checker → · Palette generator →