#2F4788#2F4788

#2F4788 is a dark, moderate blue. Relative luminance 0.069; OKLCH L 41.4% C 0.112 H 266.4°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#2F4788
RGB	rgb(47, 71, 136)
HSL	hsl(224, 49%, 36%)
HSV	hsv(224, 65%, 53%)
CMYK	cmyk(65.4%, 47.8%, 0%, 46.7%)
CIE-LAB	lab(31.55, 12.95, -39.17)
CIE-LCH	lch(31.55, 41.26, 288.30°)
OKLab	oklab(41.45% -0.0071 -0.112)
OKLCH	oklch(41.45% 0.112 266.4)
XYZ	xyz(7.8679, 6.8877, 24.2026)
Luminance	0.0689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4788 #88702F

analogous

#2F7388 #2F4788 #432F88

triadic

#2F4788 #882F47 #47882F

tetradic

#2F4788 #882F73 #88702F #2F8843

square

#2F4788 #882F73 #88702F #2F8843

split-complementary

#2F4788 #88432F #73882F

monochromatic

#10182D #1F2F5B #2F4788 #3F5FB5 #6782CA

Accessibility & contrast

On white

8.83

#2F4788 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2F4788 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4788

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4788	#FFFFFF	#000000	##FFFFFF
##2F4788	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#274F8A

Deuteranopia (green-blind)

#174687

Tritanopia (blue-blind)

#005661

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2f4788;
/* rgb */ color: rgb(47, 71, 136);
/* oklch */ color: oklch(41.4% 0.112 266.4);

Tailwind

colors: {
  custom: {
    50: '#7179ab',
    500: '#2f4788',
    950: '#000000',
  },
}

SCSS

$custom: #2f4788;
$custom-light: #7179ab;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4788",
  "rgb": {
    "r": 47,
    "g": 71,
    "b": 136
  },
  "hsl": {
    "h": 223.82,
    "s": 48.634,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41448,
    "c": 0.1122,
    "h": 266.4
  },
  "luminance": 0.06888
}

Semantic roles & 50–950 ramp

primary

#2F4788

secondary

#B19C61

accent

#B350D8

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2F4788

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

Preview Lab → · Contrast checker → · Palette generator →