#2F406F#2F406F

#2F406F is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.1% C 0.083 H 267.4°. Best body text is #FFFFFF at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#2F406F
RGB	rgb(47, 64, 111)
HSL	hsl(224, 41%, 31%)
HSV	hsv(224, 58%, 44%)
CMYK	cmyk(57.7%, 42.3%, 0%, 56.5%)
CIE-LAB	lab(27.89, 8.48, -29.36)
CIE-LCH	lch(27.89, 30.56, 286.11°)
OKLab	oklab(38.14% -0.0038 -0.0833)
OKLCH	oklch(38.14% 0.083 267.4)
XYZ	xyz(5.8740, 5.4184, 15.7722)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F406F #6F5E2F

analogous

#2F606F #2F406F #3E2F6F

triadic

#2F406F #6F2F40 #406F2F

tetradic

#2F406F #6F2F60 #6F5E2F #2F6F3E

square

#2F406F #6F2F60 #6F5E2F #2F6F3E

split-complementary

#2F406F #6F3E2F #606F2F

monochromatic

#0B0E19 #1D2744 #2F406F #41599A #5E76BB

Accessibility & contrast

On white

10.08

#2F406F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2F406F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F406F

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F406F	#FFFFFF	#000000	##FFFFFF
##2F406F	1.00	10.08	2.08	10.08
#FFFFFF	10.08	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D4571

Deuteranopia (green-blind)

#253F6E

Tritanopia (blue-blind)

#0B4A52

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2f406f;
/* rgb */ color: rgb(47, 64, 111);
/* oklch */ color: oklch(38.1% 0.083 267.4);

Tailwind

colors: {
  custom: {
    50: '#6d7498',
    500: '#2f406f',
    950: '#000000',
  },
}

SCSS

$custom: #2f406f;
$custom-light: #6d7498;
$custom-dark: #000000;

JSON

{
  "hex": "#2f406f",
  "rgb": {
    "r": 47,
    "g": 64,
    "b": 111
  },
  "hsl": {
    "h": 224.063,
    "s": 40.506,
    "l": 30.98
  },
  "oklch": {
    "l": 0.38136,
    "c": 0.08335,
    "h": 267.4
  },
  "luminance": 0.05419
}

Semantic roles & 50–950 ramp

primary

#2F406F

secondary

#A08D59

accent

#B057D0

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2F406F

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

Preview Lab → · Contrast checker → · Palette generator →