#2F3E72#2F3E72

#2F3E72 is a dark, moderate blue. Relative luminance 0.053; OKLCH L 37.9% C 0.091 H 269.6°. Best body text is #FFFFFF at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#2F3E72
RGB	rgb(47, 62, 114)
HSL	hsl(227, 42%, 32%)
HSV	hsv(227, 59%, 45%)
CMYK	cmyk(58.8%, 45.6%, 0%, 55.3%)
CIE-LAB	lab(27.47, 10.93, -31.93)
CIE-LCH	lch(27.47, 33.75, 288.90°)
OKLab	oklab(37.87% -0.0007 -0.0908)
OKLCH	oklch(37.87% 0.091 269.6)
XYZ	xyz(5.9312, 5.2640, 16.6198)
Luminance	0.0526 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3E72 #72632F

analogous

#2F6072 #2F3E72 #422F72

triadic

#2F3E72 #722F3E #3E722F

tetradic

#2F3E72 #722F60 #72632F #2F7242

square

#2F3E72 #722F60 #72632F #2F7242

split-complementary

#2F3E72 #72422F #60722F

monochromatic

#0B0F1B #1D2647 #2F3E72 #41569D #5F74BD

Accessibility & contrast

On white

10.23

#2F3E72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2F3E72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3E72

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3E72	#FFFFFF	#000000	##FFFFFF
##2F3E72	1.00	10.23	2.05	10.23
#FFFFFF	10.23	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#274474

Deuteranopia (green-blind)

#1F3E71

Tritanopia (blue-blind)

#064952

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2f3e72;
/* rgb */ color: rgb(47, 62, 114);
/* oklch */ color: oklch(37.9% 0.091 269.6);

Tailwind

colors: {
  custom: {
    50: '#6d739b',
    500: '#2f3e72',
    950: '#000000',
  },
}

SCSS

$custom: #2f3e72;
$custom-light: #6d739b;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3e72",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 114
  },
  "hsl": {
    "h": 226.567,
    "s": 41.615,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37872,
    "c": 0.09083,
    "h": 269.6
  },
  "luminance": 0.05264
}

Semantic roles & 50–950 ramp

primary

#2F3E72

secondary

#A3935A

accent

#B656D1

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2F3E72

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

Preview Lab → · Contrast checker → · Palette generator →