#2F4587#2F4587

#2F4587 is a dark, moderate blue. Relative luminance 0.066; OKLCH L 40.9% C 0.113 H 267.4°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#2F4587
RGB	rgb(47, 69, 135)
HSL	hsl(225, 48%, 36%)
HSV	hsv(225, 65%, 53%)
CMYK	cmyk(65.2%, 48.9%, 0%, 47.1%)
CIE-LAB	lab(30.90, 13.93, -39.59)
CIE-LCH	lch(30.90, 41.97, 289.38°)
OKLab	oklab(40.93% -0.0052 -0.1132)
OKLCH	oklch(40.93% 0.113 267.4)
XYZ	xyz(7.6721, 6.6092, 23.7884)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4587 #87712F

analogous

#2F7187 #2F4587 #452F87

triadic

#2F4587 #872F45 #45872F

tetradic

#2F4587 #872F71 #87712F #2F8745

square

#2F4587 #872F71 #87712F #2F8745

split-complementary

#2F4587 #87452F #71872F

monochromatic

#0F172C #1F2E5A #2F4587 #3F5CB4 #667FCA

Accessibility & contrast

On white

9.04

#2F4587 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#2F4587 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4587

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4587	#FFFFFF	#000000	##FFFFFF
##2F4587	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244D89

Deuteranopia (green-blind)

#134586

Tritanopia (blue-blind)

#00545F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2f4587;
/* rgb */ color: rgb(47, 69, 135);
/* oklch */ color: oklch(40.9% 0.113 267.4);

Tailwind

colors: {
  custom: {
    50: '#7178aa',
    500: '#2f4587',
    950: '#000000',
  },
}

SCSS

$custom: #2f4587;
$custom-light: #7178aa;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4587",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 135
  },
  "hsl": {
    "h": 225,
    "s": 48.352,
    "l": 35.686
  },
  "oklch": {
    "l": 0.4093,
    "c": 0.11337,
    "h": 267.4
  },
  "luminance": 0.0661
}

Semantic roles & 50–950 ramp

primary

#2F4587

secondary

#B19D61

accent

#B650D8

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2F4587

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

Preview Lab → · Contrast checker → · Palette generator →