#23347D#23347D

#23347D is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.8% C 0.125 H 269.2°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#23347D
RGB	rgb(35, 52, 125)
HSL	hsl(229, 56%, 31%)
HSV	hsv(229, 72%, 49%)
CMYK	cmyk(72%, 58.4%, 0%, 51%)
CIE-LAB	lab(24.62, 19.73, -43.53)
CIE-LCH	lch(24.62, 47.79, 294.38°)
OKLab	oklab(35.76% -0.0018 -0.1253)
OKLCH	oklch(35.76% 0.125 269.2)
XYZ	xyz(5.6215, 4.2934, 19.9305)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23347D #7D6C23

analogous

#23617D #23347D #3F237D

triadic

#23347D #7D2334 #347D23

tetradic

#23347D #7D2361 #7D6C23 #237D3F

square

#23347D #7D2361 #7D6C23 #237D3F

split-complementary

#23347D #7D3F23 #617D23

monochromatic

#080C1D #16204D #23347D #3048AD #4D65CD

Accessibility & contrast

On white

11.30

#23347D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#23347D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23347D

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23347D	#FFFFFF	#000000	##FFFFFF
##23347D	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7F

Deuteranopia (green-blind)

#00367C

Tritanopia (blue-blind)

#004653

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #23347d;
/* rgb */ color: rgb(35, 52, 125);
/* oklch */ color: oklch(35.8% 0.125 269.2);

Tailwind

colors: {
  custom: {
    50: '#6a6ba3',
    500: '#23347d',
    950: '#000000',
  },
}

SCSS

$custom: #23347d;
$custom-light: #6a6ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#23347d",
  "rgb": {
    "r": 35,
    "g": 52,
    "b": 125
  },
  "hsl": {
    "h": 228.667,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.35764,
    "c": 0.12536,
    "h": 269.2
  },
  "luminance": 0.04294
}

Semantic roles & 50–950 ramp

primary

#23347D

secondary

#AF9D4C

accent

#C348E0

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #23347D

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

Preview Lab → · Contrast checker → · Palette generator →