#2F4971#2F4971

#2F4971 is a dark, moderate blue. Relative luminance 0.066; OKLCH L 40.4% C 0.075 H 258.7°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#2F4971
RGB	rgb(47, 73, 113)
HSL	hsl(216, 41%, 31%)
HSV	hsv(216, 58%, 44%)
CMYK	cmyk(58.4%, 35.4%, 0%, 55.7%)
CIE-LAB	lab(30.79, 3.16, -26.05)
CIE-LCH	lch(30.79, 26.24, 276.93°)
OKLab	oklab(40.41% -0.0146 -0.0735)
OKLCH	oklch(40.41% 0.075 258.7)
XYZ	xyz(6.5344, 6.5612, 16.5417)
Luminance	0.0656 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4971 #71572F

analogous

#2F6A71 #2F4971 #362F71

triadic

#2F4971 #712F49 #49712F

tetradic

#2F4971 #712F6A #71572F #2F7136

square

#2F4971 #712F6A #71572F #2F7136

split-complementary

#2F4971 #71362F #6A712F

monochromatic

#0B111B #1D2D46 #2F4971 #41659C #5E83BC

Accessibility & contrast

On white

9.08

#2F4971 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#2F4971 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4971

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4971	#FFFFFF	#000000	##FFFFFF
##2F4971	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#394C73

Deuteranopia (green-blind)

#314670

Tritanopia (blue-blind)

#035257

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2f4971;
/* rgb */ color: rgb(47, 73, 113);
/* oklch */ color: oklch(40.4% 0.075 258.7);

Tailwind

colors: {
  custom: {
    50: '#6d7b9a',
    500: '#2f4971',
    950: '#000000',
  },
}

SCSS

$custom: #2f4971;
$custom-light: #6d7b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4971",
  "rgb": {
    "r": 47,
    "g": 73,
    "b": 113
  },
  "hsl": {
    "h": 216.364,
    "s": 41.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40413,
    "c": 0.07497,
    "h": 258.7
  },
  "luminance": 0.06562
}

Semantic roles & 50–950 ramp

primary

#2F4971

secondary

#A2865A

accent

#A157D1

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #2F4971

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

Preview Lab → · Contrast checker → · Palette generator →