#223E7C#223E7C

#223E7C is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.8% C 0.111 H 263.7°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#223E7C
RGB	rgb(34, 62, 124)
HSL	hsl(221, 57%, 31%)
HSV	hsv(221, 73%, 49%)
CMYK	cmyk(72.6%, 50%, 0%, 51.4%)
CIE-LAB	lab(27.41, 12.20, -38.39)
CIE-LCH	lch(27.41, 40.28, 287.62°)
OKLab	oklab(37.84% -0.0122 -0.1101)
OKLCH	oklch(37.84% 0.111 263.7)
XYZ	xyz(6.0191, 5.2399, 19.7591)
Luminance	0.0524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E7C #7C6022

analogous

#226B7C #223E7C #33227C

triadic

#223E7C #7C223E #3E7C22

tetradic

#223E7C #7C226B #7C6022 #227C33

square

#223E7C #7C226B #7C6022 #227C33

split-complementary

#223E7C #7C3322 #6B7C22

monochromatic

#080E1C #15264C #223E7C #2F56AC #4B73CE

Accessibility & contrast

On white

10.25

#223E7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#223E7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E7C

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E7C	#FFFFFF	#000000	##FFFFFF
##223E7C	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C457E

Deuteranopia (green-blind)

#053D7B

Tritanopia (blue-blind)

#004D57

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #223e7c;
/* rgb */ color: rgb(34, 62, 124);
/* oklch */ color: oklch(37.8% 0.111 263.7);

Tailwind

colors: {
  custom: {
    50: '#6972a2',
    500: '#223e7c',
    950: '#000000',
  },
}

SCSS

$custom: #223e7c;
$custom-light: #6972a2;
$custom-dark: #000000;

JSON

{
  "hex": "#223e7c",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 124
  },
  "hsl": {
    "h": 221.333,
    "s": 56.962,
    "l": 30.98
  },
  "oklch": {
    "l": 0.37838,
    "c": 0.11076,
    "h": 263.7
  },
  "luminance": 0.05241
}

Semantic roles & 50–950 ramp

primary

#223E7C

secondary

#AF904B

accent

#B148E0

background

#F6F6FA

surface

#ECECF3

border

#C7C7CD

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #223E7C

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

Preview Lab → · Contrast checker → · Palette generator →