#2F366F#2F366F

#2F366F is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.9% C 0.098 H 275.1°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#2F366F
RGB	rgb(47, 54, 111)
HSL	hsl(233, 41%, 31%)
HSV	hsv(233, 58%, 44%)
CMYK	cmyk(57.7%, 51.4%, 0%, 56.5%)
CIE-LAB	lab(24.92, 15.35, -34.10)
CIE-LCH	lch(24.92, 37.40, 294.24°)
OKLab	oklab(35.87% 0.0087 -0.0973)
OKLCH	oklch(35.87% 0.098 275.1)
XYZ	xyz(5.3598, 4.3900, 15.6008)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F366F #6F682F

analogous

#2F566F #2F366F #482F6F

triadic

#2F366F #6F2F36 #366F2F

tetradic

#2F366F #6F2F56 #6F682F #2F6F48

square

#2F366F #6F2F56 #6F682F #2F6F48

split-complementary

#2F366F #6F482F #566F2F

monochromatic

#0B0C19 #1D2144 #2F366F #414B9A #5E68BB

Accessibility & contrast

On white

11.18

#2F366F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2F366F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F366F

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F366F	#FFFFFF	#000000	##FFFFFF
##2F366F	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3E71

Deuteranopia (green-blind)

#12396E

Tritanopia (blue-blind)

#0E434D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2f366f;
/* rgb */ color: rgb(47, 54, 111);
/* oklch */ color: oklch(35.9% 0.098 275.1);

Tailwind

colors: {
  custom: {
    50: '#6d6c99',
    500: '#2f366f',
    950: '#000000',
  },
}

SCSS

$custom: #2f366f;
$custom-light: #6d6c99;
$custom-dark: #000000;

JSON

{
  "hex": "#2f366f",
  "rgb": {
    "r": 47,
    "g": 54,
    "b": 111
  },
  "hsl": {
    "h": 233.438,
    "s": 40.506,
    "l": 30.98
  },
  "oklch": {
    "l": 0.35865,
    "c": 0.09767,
    "h": 275.1
  },
  "luminance": 0.0439
}

Semantic roles & 50–950 ramp

primary

#2F366F

secondary

#A09959

accent

#C357D0

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #2F366F

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

Preview Lab → · Contrast checker → · Palette generator →