#2F3479#2F3479

#2F3479 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 36.2% C 0.116 H 275.8°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#2F3479
RGB	rgb(47, 52, 121)
HSL	hsl(236, 44%, 33%)
HSV	hsv(236, 61%, 47%)
CMYK	cmyk(61.2%, 57%, 0%, 52.5%)
CIE-LAB	lab(25.08, 20.36, -40.22)
CIE-LCH	lch(25.08, 45.08, 296.85°)
OKLab	oklab(36.21% 0.0118 -0.1153)
OKLCH	oklch(36.21% 0.116 275.8)
XYZ	xyz(5.8504, 4.4404, 18.6342)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3479 #79742F

analogous

#2F5979 #2F3479 #4F2F79

triadic

#2F3479 #792F34 #34792F

tetradic

#2F3479 #792F59 #79742F #2F794F

square

#2F3479 #792F59 #79742F #2F794F

split-complementary

#2F3479 #794F2F #59792F

monochromatic

#0D0E21 #1E214D #2F3479 #4047A5 #6167C2

Accessibility & contrast

On white

11.12

#2F3479 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2F3479 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3479

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3479	#FFFFFF	#000000	##FFFFFF
##2F3479	1.00	11.12	1.89	11.12
#FFFFFF	11.12	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#043F7B

Deuteranopia (green-blind)

#003878

Tritanopia (blue-blind)

#004451

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2f3479;
/* rgb */ color: rgb(47, 52, 121);
/* oklch */ color: oklch(36.2% 0.116 275.8);

Tailwind

colors: {
  custom: {
    50: '#6f6ba0',
    500: '#2f3479',
    950: '#000000',
  },
}

SCSS

$custom: #2f3479;
$custom-light: #6f6ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3479",
  "rgb": {
    "r": 47,
    "g": 52,
    "b": 121
  },
  "hsl": {
    "h": 235.946,
    "s": 44.048,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36212,
    "c": 0.11591,
    "h": 275.8
  },
  "luminance": 0.04441
}

Semantic roles & 50–950 ramp

primary

#2F3479

secondary

#A8A35B

accent

#CB54D4

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060F

muted

#7B7A7E

Preview Lab

Preview with #2F3479

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

Preview Lab → · Contrast checker → · Palette generator →