#23355D#23355D

#23355D is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.5% C 0.075 H 264.5°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#23355D
RGB	rgb(35, 53, 93)
HSL	hsl(221, 45%, 25%)
HSV	hsv(221, 62%, 36%)
CMYK	cmyk(62.4%, 43%, 0%, 63.5%)
CIE-LAB	lab(22.63, 6.55, -26.14)
CIE-LCH	lch(22.63, 26.95, 284.06°)
OKLab	oklab(33.52% -0.0072 -0.0742)
OKLCH	oklch(33.52% 0.075 264.5)
XYZ	xyz(3.9413, 3.6935, 10.8590)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23355D #5D4B23

analogous

#23525D #23355D #2E235D

triadic

#23355D #5D2335 #355D23

tetradic

#23355D #5D2352 #5D4B23 #235D2E

square

#23355D #5D2352 #5D4B23 #235D2E

split-complementary

#23355D #5D2E23 #525D23

monochromatic

#080D16 #121C31 #23355D #344E89 #4468B6

Accessibility & contrast

On white

12.08

#23355D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#23355D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23355D

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23355D	#FFFFFF	#000000	##FFFFFF
##23355D	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24395F

Deuteranopia (green-blind)

#1C345C

Tritanopia (blue-blind)

#003E44

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #23355d;
/* rgb */ color: rgb(35, 53, 93);
/* oklch */ color: oklch(33.5% 0.075 264.5);

Tailwind

colors: {
  custom: {
    50: '#636b8b',
    500: '#23355d',
    950: '#000000',
  },
}

SCSS

$custom: #23355d;
$custom-light: #636b8b;
$custom-dark: #000000;

JSON

{
  "hex": "#23355d",
  "rgb": {
    "r": 35,
    "g": 53,
    "b": 93
  },
  "hsl": {
    "h": 221.379,
    "s": 45.312,
    "l": 25.098
  },
  "oklch": {
    "l": 0.33521,
    "c": 0.07459,
    "h": 264.5
  },
  "luminance": 0.03694
}

Semantic roles & 50–950 ramp

primary

#23355D

secondary

#917B4B

accent

#AD53D5

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060C

muted

#7A7A7D

Preview Lab

Preview with #23355D

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

Preview Lab → · Contrast checker → · Palette generator →