#2F478F#2F478F

#2F478F is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.0% C 0.123 H 267.1°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#2F478F
RGB	rgb(47, 71, 143)
HSL	hsl(225, 51%, 37%)
HSV	hsv(225, 67%, 56%)
CMYK	cmyk(67.1%, 50.3%, 0%, 43.9%)
CIE-LAB	lab(32.02, 15.58, -42.72)
CIE-LCH	lch(32.02, 45.47, 290.04°)
OKLab	oklab(41.96% -0.0061 -0.1224)
OKLCH	oklch(41.96% 0.123 267.1)
XYZ	xyz(8.3817, 7.0932, 26.9087)
Luminance	0.0709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F478F #8F772F

analogous

#2F778F #2F478F #472F8F

triadic

#2F478F #8F2F47 #478F2F

tetradic

#2F478F #8F2F77 #8F772F #2F8F47

square

#2F478F #8F2F77 #8F772F #2F8F47

split-complementary

#2F478F #8F472F #778F2F

monochromatic

#111933 #203061 #2F478F #3E5EBD #6A83CE

Accessibility & contrast

On white

8.68

#2F478F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#2F478F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F478F

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F478F	#FFFFFF	#000000	##FFFFFF
##2F478F	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#205092

Deuteranopia (green-blind)

#07478E

Tritanopia (blue-blind)

#005864

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f478f;
/* rgb */ color: rgb(47, 71, 143);
/* oklch */ color: oklch(42.0% 0.123 267.1);

Tailwind

colors: {
  custom: {
    50: '#7379b0',
    500: '#2f478f',
    950: '#000000',
  },
}

SCSS

$custom: #2f478f;
$custom-light: #7379b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f478f",
  "rgb": {
    "r": 47,
    "g": 71,
    "b": 143
  },
  "hsl": {
    "h": 225,
    "s": 50.526,
    "l": 37.255
  },
  "oklch": {
    "l": 0.41956,
    "c": 0.12256,
    "h": 267.1
  },
  "luminance": 0.07094
}

Semantic roles & 50–950 ramp

primary

#2F478F

secondary

#B5A165

accent

#B74EDA

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #2F478F

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

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