#2D478F#2D478F

#2D478F is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.8% C 0.123 H 266.2°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#2D478F
RGB	rgb(45, 71, 143)
HSL	hsl(224, 52%, 37%)
HSV	hsv(224, 69%, 56%)
CMYK	cmyk(68.5%, 50.3%, 0%, 43.9%)
CIE-LAB	lab(31.91, 15.23, -42.89)
CIE-LCH	lch(31.91, 45.52, 289.55°)
OKLab	oklab(41.85% -0.0081 -0.123)
OKLCH	oklch(41.85% 0.123 266.2)
XYZ	xyz(8.2916, 7.0467, 26.9045)
Luminance	0.0705 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D478F #8F752D

analogous

#2D788F #2D478F #442D8F

triadic

#2D478F #8F2D47 #478F2D

tetradic

#2D478F #8F2D78 #8F752D #2D8F44

square

#2D478F #8F2D78 #8F752D #2D8F44

split-complementary

#2D478F #8F442D #788F2D

monochromatic

#101932 #1E3060 #2D478F #3C5EBE #6783CF

Accessibility & contrast

On white

8.72

#2D478F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#2D478F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D478F

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D478F	#FFFFFF	#000000	##FFFFFF
##2D478F	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F5092

Deuteranopia (green-blind)

#04478E

Tritanopia (blue-blind)

#005864

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2d478f;
/* rgb */ color: rgb(45, 71, 143);
/* oklch */ color: oklch(41.8% 0.123 266.2);

Tailwind

colors: {
  custom: {
    50: '#7279b0',
    500: '#2d478f',
    950: '#000000',
  },
}

SCSS

$custom: #2d478f;
$custom-light: #7279b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d478f",
  "rgb": {
    "r": 45,
    "g": 71,
    "b": 143
  },
  "hsl": {
    "h": 224.082,
    "s": 52.128,
    "l": 36.863
  },
  "oklch": {
    "l": 0.41847,
    "c": 0.12324,
    "h": 266.2
  },
  "luminance": 0.07048
}

Semantic roles & 50–950 ramp

primary

#2D478F

secondary

#B6A062

accent

#B64CDC

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #2D478F

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

Preview Lab → · Contrast checker → · Palette generator →