#223E81#223E81

#223E81 is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.2% C 0.118 H 264.4°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#223E81
RGB	rgb(34, 62, 129)
HSL	hsl(222, 58%, 32%)
HSV	hsv(222, 74%, 51%)
CMYK	cmyk(73.6%, 51.9%, 0%, 49.4%)
CIE-LAB	lab(27.76, 14.18, -40.95)
CIE-LCH	lch(27.76, 43.34, 289.10°)
OKLab	oklab(38.22% -0.0115 -0.1176)
OKLCH	oklch(38.22% 0.118 264.4)
XYZ	xyz(6.3434, 5.3696, 21.4668)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223E81 #816522

analogous

#226E81 #223E81 #362281

triadic

#223E81 #81223E #3E8122

tetradic

#223E81 #81226E #816522 #228136

square

#223E81 #81226E #816522 #228136

split-complementary

#223E81 #813622 #6E8122

monochromatic

#080F20 #152751 #223E81 #2F55B1 #4D74D0

Accessibility & contrast

On white

10.13

#223E81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#223E81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223E81

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223E81	#FFFFFF	#000000	##FFFFFF
##223E81	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164683

Deuteranopia (green-blind)

#003D80

Tritanopia (blue-blind)

#004E59

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #223e81;
/* rgb */ color: rgb(34, 62, 129);
/* oklch */ color: oklch(38.2% 0.118 264.4);

Tailwind

colors: {
  custom: {
    50: '#6a72a6',
    500: '#223e81',
    950: '#000000',
  },
}

SCSS

$custom: #223e81;
$custom-light: #6a72a6;
$custom-dark: #000000;

JSON

{
  "hex": "#223e81",
  "rgb": {
    "r": 34,
    "g": 62,
    "b": 129
  },
  "hsl": {
    "h": 222.316,
    "s": 58.282,
    "l": 31.961
  },
  "oklch": {
    "l": 0.38223,
    "c": 0.11819,
    "h": 264.4
  },
  "luminance": 0.0537
}

Semantic roles & 50–950 ramp

primary

#223E81

secondary

#B3954B

accent

#B446E1

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #223E81

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

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