#2F4597#2F4597

#2F4597 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.1% C 0.137 H 268.6°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#2F4597
RGB	rgb(47, 69, 151)
HSL	hsl(227, 53%, 39%)
HSV	hsv(227, 69%, 59%)
CMYK	cmyk(68.9%, 54.3%, 0%, 40.8%)
CIE-LAB	lab(32.02, 19.93, -47.60)
CIE-LCH	lch(32.02, 51.60, 292.72°)
OKLab	oklab(42.14% -0.0034 -0.1368)
OKLCH	oklch(42.14% 0.137 268.6)
XYZ	xyz(8.8844, 7.0941, 30.1732)
Luminance	0.0709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4597 #97812F

analogous

#2F7997 #2F4597 #4D2F97

triadic

#2F4597 #972F45 #45972F

tetradic

#2F4597 #972F79 #97812F #2F974D

square

#2F4597 #972F79 #97812F #2F974D

split-complementary

#2F4597 #974D2F #79972F

monochromatic

#121A3A #203068 #2F4597 #405CC3 #6E83D2

Accessibility & contrast

On white

8.68

#2F4597 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#2F4597 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4597

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4597	#FFFFFF	#000000	##FFFFFF
##2F4597	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C509A

Deuteranopia (green-blind)

#004795

Tritanopia (blue-blind)

#005967

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f4597;
/* rgb */ color: rgb(47, 69, 151);
/* oklch */ color: oklch(42.1% 0.137 268.6);

Tailwind

colors: {
  custom: {
    50: '#7478b6',
    500: '#2f4597',
    950: '#000000',
  },
}

SCSS

$custom: #2f4597;
$custom-light: #7478b6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4597",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 151
  },
  "hsl": {
    "h": 227.308,
    "s": 52.525,
    "l": 38.824
  },
  "oklch": {
    "l": 0.42138,
    "c": 0.13684,
    "h": 268.6
  },
  "luminance": 0.07095
}

Semantic roles & 50–950 ramp

primary

#2F4597

secondary

#B9A868

accent

#BD4CDC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F4597

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

Preview Lab → · Contrast checker → · Palette generator →