#2F4571#2F4571

#2F4571 is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.4% C 0.080 H 263.1°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#2F4571
RGB	rgb(47, 69, 113)
HSL	hsl(220, 41%, 31%)
HSV	hsv(220, 58%, 44%)
CMYK	cmyk(58.4%, 38.9%, 0%, 55.7%)
CIE-LAB	lab(29.54, 5.83, -28.01)
CIE-LCH	lch(29.54, 28.61, 281.75°)
OKLab	oklab(39.45% -0.0096 -0.0793)
OKLCH	oklch(39.45% 0.08 263.1)
XYZ	xyz(6.2800, 6.0523, 16.4569)
Luminance	0.0605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4571 #715B2F

analogous

#2F6671 #2F4571 #3A2F71

triadic

#2F4571 #712F45 #45712F

tetradic

#2F4571 #712F66 #715B2F #2F713A

square

#2F4571 #712F66 #715B2F #2F713A

split-complementary

#2F4571 #713A2F #66712F

monochromatic

#0B101B #1D2B46 #2F4571 #415F9C #5E7EBC

Accessibility & contrast

On white

9.50

#2F4571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#2F4571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4571

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4571	#FFFFFF	#000000	##FFFFFF
##2F4571	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334973

Deuteranopia (green-blind)

#2B4370

Tritanopia (blue-blind)

#054F55

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2f4571;
/* rgb */ color: rgb(47, 69, 113);
/* oklch */ color: oklch(39.4% 0.080 263.1);

Tailwind

colors: {
  custom: {
    50: '#6d789a',
    500: '#2f4571',
    950: '#000000',
  },
}

SCSS

$custom: #2f4571;
$custom-light: #6d789a;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4571",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 113
  },
  "hsl": {
    "h": 220,
    "s": 41.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.39448,
    "c": 0.07986,
    "h": 263.1
  },
  "luminance": 0.06053
}

Semantic roles & 50–950 ramp

primary

#2F4571

secondary

#A28A5A

accent

#A857D1

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2F4571

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

Preview Lab → · Contrast checker → · Palette generator →