#2F376F#2F376F

#2F376F is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.1% C 0.096 H 274.4°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#2F376F
RGB	rgb(47, 55, 111)
HSL	hsl(233, 41%, 31%)
HSV	hsv(233, 58%, 44%)
CMYK	cmyk(57.7%, 50.5%, 0%, 56.5%)
CIE-LAB	lab(25.21, 14.66, -33.64)
CIE-LCH	lch(25.21, 36.69, 293.55°)
OKLab	oklab(36.08% 0.0074 -0.0959)
OKLCH	oklch(36.08% 0.096 274.4)
XYZ	xyz(5.4068, 4.4840, 15.6164)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F376F #6F672F

analogous

#2F576F #2F376F #472F6F

triadic

#2F376F #6F2F37 #376F2F

tetradic

#2F376F #6F2F57 #6F672F #2F6F47

square

#2F376F #6F2F57 #6F672F #2F6F47

split-complementary

#2F376F #6F472F #576F2F

monochromatic

#0B0C19 #1D2244 #2F376F #414C9A #5E69BB

Accessibility & contrast

On white

11.07

#2F376F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2F376F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F376F

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F376F	#FFFFFF	#000000	##FFFFFF
##2F376F	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D3F71

Deuteranopia (green-blind)

#14396E

Tritanopia (blue-blind)

#0E434D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2f376f;
/* rgb */ color: rgb(47, 55, 111);
/* oklch */ color: oklch(36.1% 0.096 274.4);

Tailwind

colors: {
  custom: {
    50: '#6d6d99',
    500: '#2f376f',
    950: '#000000',
  },
}

SCSS

$custom: #2f376f;
$custom-light: #6d6d99;
$custom-dark: #000000;

JSON

{
  "hex": "#2f376f",
  "rgb": {
    "r": 47,
    "g": 55,
    "b": 111
  },
  "hsl": {
    "h": 232.5,
    "s": 40.506,
    "l": 30.98
  },
  "oklch": {
    "l": 0.36084,
    "c": 0.0962,
    "h": 274.4
  },
  "luminance": 0.04484
}

Semantic roles & 50–950 ramp

primary

#2F376F

secondary

#A09759

accent

#C157D0

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #2F376F

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

Preview Lab → · Contrast checker → · Palette generator →