#23478D#23478D

#23478D is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.2% C 0.124 H 262.0°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#23478D
RGB	rgb(35, 71, 141)
HSL	hsl(220, 60%, 35%)
HSV	hsv(220, 75%, 55%)
CMYK	cmyk(75.2%, 49.6%, 0%, 44.7%)
CIE-LAB	lab(31.31, 12.90, -42.65)
CIE-LCH	lch(31.31, 44.56, 286.82°)
OKLab	oklab(41.22% -0.0172 -0.1225)
OKLCH	oklch(41.22% 0.124 262)
XYZ	xyz(7.7524, 6.7860, 26.0954)
Luminance	0.0679 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23478D #8D6923

analogous

#237C8D #23478D #34238D

triadic

#23478D #8D2347 #478D23

tetradic

#23478D #8D237C #8D6923 #238D34

square

#23478D #8D237C #8D6923 #238D34

split-complementary

#23478D #8D3423 #7C8D23

monochromatic

#0B162B #172E5C #23478D #2F60BE #5581D5

Accessibility & contrast

On white

8.91

#23478D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#23478D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23478D

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23478D	#FFFFFF	#000000	##FFFFFF
##23478D	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204F90

Deuteranopia (green-blind)

#00458C

Tritanopia (blue-blind)

#005863

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #23478d;
/* rgb */ color: rgb(35, 71, 141);
/* oklch */ color: oklch(41.2% 0.124 262.0);

Tailwind

colors: {
  custom: {
    50: '#6d79af',
    500: '#23478d',
    950: '#000000',
  },
}

SCSS

$custom: #23478d;
$custom-light: #6d79af;
$custom-dark: #000000;

JSON

{
  "hex": "#23478d",
  "rgb": {
    "r": 35,
    "g": 71,
    "b": 141
  },
  "hsl": {
    "h": 219.623,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.41219,
    "c": 0.12366,
    "h": 262
  },
  "luminance": 0.06787
}

Semantic roles & 50–950 ramp

primary

#23478D

secondary

#B99653

accent

#AD44E3

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #23478D

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

Preview Lab → · Contrast checker → · Palette generator →