#2F488D#2F488D

#2F488D is a dark, moderate blue. Relative luminance 0.072; OKLCH L 42.0% C 0.118 H 266.4°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#2F488D
RGB	rgb(47, 72, 141)
HSL	hsl(224, 50%, 37%)
HSV	hsv(224, 67%, 55%)
CMYK	cmyk(66.7%, 48.9%, 0%, 44.7%)
CIE-LAB	lab(32.17, 14.15, -41.25)
CIE-LCH	lch(32.17, 43.61, 288.94°)
OKLab	oklab(42.03% -0.0074 -0.1181)
OKLCH	oklch(42.03% 0.118 266.4)
XYZ	xyz(8.2957, 7.1614, 26.1392)
Luminance	0.0716 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F488D #8D742F

analogous

#2F778D #2F488D #452F8D

triadic

#2F488D #8D2F48 #488D2F

tetradic

#2F488D #8D2F77 #8D742F #2F8D45

square

#2F488D #8D2F77 #8D742F #2F8D45

split-complementary

#2F488D #8D452F #778D2F

monochromatic

#101931 #20315F #2F488D #3E5FBB #6984CD

Accessibility & contrast

On white

8.63

#2F488D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2F488D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F488D

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F488D	#FFFFFF	#000000	##FFFFFF
##2F488D	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#245090

Deuteranopia (green-blind)

#11488C

Tritanopia (blue-blind)

#005863

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2f488d;
/* rgb */ color: rgb(47, 72, 141);
/* oklch */ color: oklch(42.0% 0.118 266.4);

Tailwind

colors: {
  custom: {
    50: '#727aaf',
    500: '#2f488d',
    950: '#000000',
  },
}

SCSS

$custom: #2f488d;
$custom-light: #727aaf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f488d",
  "rgb": {
    "r": 47,
    "g": 72,
    "b": 141
  },
  "hsl": {
    "h": 224.043,
    "s": 50,
    "l": 36.863
  },
  "oklch": {
    "l": 0.42029,
    "c": 0.1183,
    "h": 266.4
  },
  "luminance": 0.07162
}

Semantic roles & 50–950 ramp

primary

#2F488D

secondary

#B49F64

accent

#B44EDA

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #2F488D

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

Preview Lab → · Contrast checker → · Palette generator →