#233173#233173

#233173 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.3% C 0.115 H 270.2°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#233173
RGB	rgb(35, 49, 115)
HSL	hsl(230, 53%, 29%)
HSV	hsv(230, 70%, 45%)
CMYK	cmyk(69.6%, 57.4%, 0%, 54.9%)
CIE-LAB	lab(22.97, 17.93, -39.85)
CIE-LCH	lch(22.97, 43.70, 294.22°)
OKLab	oklab(34.28% 0.0005 -0.1146)
OKLCH	oklch(34.28% 0.115 270.2)
XYZ	xyz(4.8849, 3.7913, 16.6907)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233173 #736523

analogous

#235973 #233173 #3D2373

triadic

#233173 #732331 #317323

tetradic

#233173 #732359 #736523 #23733D

square

#233173 #732359 #736523 #23733D

split-complementary

#233173 #733D23 #597323

monochromatic

#070A17 #151D44 #233173 #3145A2 #495FC8

Accessibility & contrast

On white

11.94

#233173 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#233173 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233173

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233173	#FFFFFF	#000000	##FFFFFF
##233173	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B75

Deuteranopia (green-blind)

#003372

Tritanopia (blue-blind)

#00414D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #233173;
/* rgb */ color: rgb(35, 49, 115);
/* oklch */ color: oklch(34.3% 0.115 270.2);

Tailwind

colors: {
  custom: {
    50: '#68689c',
    500: '#233173',
    950: '#000000',
  },
}

SCSS

$custom: #233173;
$custom-light: #68689c;
$custom-dark: #000000;

JSON

{
  "hex": "#233173",
  "rgb": {
    "r": 35,
    "g": 49,
    "b": 115
  },
  "hsl": {
    "h": 229.5,
    "s": 53.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.34275,
    "c": 0.11458,
    "h": 270.2
  },
  "luminance": 0.03792
}

Semantic roles & 50–950 ramp

primary

#233173

secondary

#A6964C

accent

#C34BDD

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #233173

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

Preview Lab → · Contrast checker → · Palette generator →