#2F355A#2F355A

#2F355A is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.2% C 0.065 H 275.4°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#2F355A
RGB	rgb(47, 53, 90)
HSL	hsl(232, 31%, 27%)
HSV	hsv(232, 48%, 35%)
CMYK	cmyk(47.8%, 41.1%, 0%, 64.7%)
CIE-LAB	lab(23.30, 8.63, -23.06)
CIE-LCH	lch(23.30, 24.62, 290.52°)
OKLab	oklab(34.2% 0.0062 -0.065)
OKLCH	oklch(34.2% 0.065 275.4)
XYZ	xyz(4.2903, 3.8885, 10.1954)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F355A #5A542F

analogous

#2F4B5A #2F355A #3F2F5A

triadic

#2F355A #5A2F35 #355A2F

tetradic

#2F355A #5A2F4B #5A542F #2F5A3F

square

#2F355A #5A2F4B #5A542F #2F5A3F

split-complementary

#2F355A #5A3F2F #4B5A2F

monochromatic

#0A0C14 #1A1D32 #2F355A #444D82 #5A65A9

Accessibility & contrast

On white

11.81

#2F355A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#2F355A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F355A

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F355A	#FFFFFF	#000000	##FFFFFF
##2F355A	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28395B

Deuteranopia (green-blind)

#243659

Tritanopia (blue-blind)

#203D43

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2f355a;
/* rgb */ color: rgb(47, 53, 90);
/* oklch */ color: oklch(34.2% 0.065 275.4);

Tailwind

colors: {
  custom: {
    50: '#6a6c89',
    500: '#2f355a',
    950: '#000000',
  },
}

SCSS

$custom: #2f355a;
$custom-light: #6a6c89;
$custom-dark: #000000;

JSON

{
  "hex": "#2f355a",
  "rgb": {
    "r": 47,
    "g": 53,
    "b": 90
  },
  "hsl": {
    "h": 231.628,
    "s": 31.387,
    "l": 26.863
  },
  "oklch": {
    "l": 0.34199,
    "c": 0.06526,
    "h": 275.4
  },
  "luminance": 0.03889
}

Semantic roles & 50–950 ramp

primary

#2F355A

secondary

#8C8559

accent

#B960C8

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060B

muted

#7A7A7C

Preview Lab

Preview with #2F355A

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

Preview Lab → · Contrast checker → · Palette generator →