#2F4F87#2F4F87

#2F4F87 is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.2% C 0.100 H 260.8°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#2F4F87
RGB	rgb(47, 79, 135)
HSL	hsl(218, 48%, 36%)
HSV	hsv(218, 65%, 53%)
CMYK	cmyk(65.2%, 41.5%, 0%, 47.1%)
CIE-LAB	lab(33.87, 7.24, -34.85)
CIE-LCH	lch(33.87, 35.60, 281.73°)
OKLab	oklab(43.21% -0.016 -0.0992)
OKLCH	oklch(43.21% 0.1 260.8)
XYZ	xyz(8.3399, 7.9448, 24.0110)
Luminance	0.0795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4F87 #87672F

analogous

#2F7B87 #2F4F87 #3B2F87

triadic

#2F4F87 #872F4F #4F872F

tetradic

#2F4F87 #872F7B #87672F #2F873B

square

#2F4F87 #872F7B #87672F #2F873B

split-complementary

#2F4F87 #873B2F #7B872F

monochromatic

#0F1A2C #1F345A #2F4F87 #3F6AB4 #668BCA

Accessibility & contrast

On white

8.11

#2F4F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#2F4F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4F87

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4F87	#FFFFFF	#000000	##FFFFFF
##2F4F87	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365489

Deuteranopia (green-blind)

#294C86

Tritanopia (blue-blind)

#005C64

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f4f87;
/* rgb */ color: rgb(47, 79, 135);
/* oklch */ color: oklch(43.2% 0.100 260.8);

Tailwind

colors: {
  custom: {
    50: '#717faa',
    500: '#2f4f87',
    950: '#000000',
  },
}

SCSS

$custom: #2f4f87;
$custom-light: #717faa;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4f87",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 135
  },
  "hsl": {
    "h": 218.182,
    "s": 48.352,
    "l": 35.686
  },
  "oklch": {
    "l": 0.43212,
    "c": 0.10047,
    "h": 260.8
  },
  "luminance": 0.07946
}

Semantic roles & 50–950 ramp

primary

#2F4F87

secondary

#B19461

accent

#A650D8

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2F4F87

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

Preview Lab → · Contrast checker → · Palette generator →