#2F478D#2F478D

#2F478D is a dark, moderate blue. Relative luminance 0.070; OKLCH L 41.8% C 0.120 H 266.9°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#2F478D
RGB	rgb(47, 71, 141)
HSL	hsl(225, 50%, 37%)
HSV	hsv(225, 67%, 55%)
CMYK	cmyk(66.7%, 49.6%, 0%, 44.7%)
CIE-LAB	lab(31.88, 14.83, -41.71)
CIE-LCH	lch(31.88, 44.27, 289.57°)
OKLab	oklab(41.81% -0.0064 -0.1194)
OKLCH	oklch(41.81% 0.12 266.9)
XYZ	xyz(8.2316, 7.0331, 26.1179)
Luminance	0.0703 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F478D #8D752F

analogous

#2F768D #2F478D #462F8D

triadic

#2F478D #8D2F47 #478D2F

tetradic

#2F478D #8D2F76 #8D752F #2F8D46

square

#2F478D #8D2F76 #8D752F #2F8D46

split-complementary

#2F478D #8D462F #768D2F

monochromatic

#101931 #20305F #2F478D #3E5EBB #6983CD

Accessibility & contrast

On white

8.73

#2F478D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#2F478D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F478D

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F478D	#FFFFFF	#000000	##FFFFFF
##2F478D	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225090

Deuteranopia (green-blind)

#0D478C

Tritanopia (blue-blind)

#005763

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f478d;
/* rgb */ color: rgb(47, 71, 141);
/* oklch */ color: oklch(41.8% 0.120 266.9);

Tailwind

colors: {
  custom: {
    50: '#7279af',
    500: '#2f478d',
    950: '#000000',
  },
}

SCSS

$custom: #2f478d;
$custom-light: #7279af;
$custom-dark: #000000;

JSON

{
  "hex": "#2f478d",
  "rgb": {
    "r": 47,
    "g": 71,
    "b": 141
  },
  "hsl": {
    "h": 224.681,
    "s": 50,
    "l": 36.863
  },
  "oklch": {
    "l": 0.41809,
    "c": 0.11962,
    "h": 266.9
  },
  "luminance": 0.07034
}

Semantic roles & 50–950 ramp

primary

#2F478D

secondary

#B4A064

accent

#B64EDA

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #2F478D

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

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