#223DAE#223DAE

#223DAE is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.9% C 0.182 H 267.1°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#223DAE
RGB	rgb(34, 61, 174)
HSL	hsl(228, 67%, 41%)
HSV	hsv(228, 80%, 68%)
CMYK	cmyk(80.5%, 64.9%, 0%, 31.8%)
CIE-LAB	lab(31.19, 32.37, -62.84)
CIE-LCH	lch(31.19, 70.69, 297.25°)
OKLab	oklab(41.94% -0.0091 -0.1819)
OKLCH	oklch(41.94% 0.182 267.1)
XYZ	xyz(9.9657, 6.7324, 40.8104)
Luminance	0.0673 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223DAE #AE9322

analogous

#2283AE #223DAE #4D22AE

triadic

#223DAE #AE223D #3DAE22

tetradic

#223DAE #AE2283 #AE9322 #22AE4D

square

#223DAE #AE2283 #AE9322 #22AE4D

split-complementary

#223DAE #AE4D22 #83AE22

monochromatic

#0E1948 #182B7B #223DAE #3655D8 #6980E2

Accessibility & contrast

On white

8.95

#223DAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#223DAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223DAE

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223DAE	#FFFFFF	#000000	##FFFFFF
##223DAE	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B2

Deuteranopia (green-blind)

#0043AC

Tritanopia (blue-blind)

#005B70

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #223dae;
/* rgb */ color: rgb(34, 61, 174);
/* oklch */ color: oklch(41.9% 0.182 267.1);

Tailwind

colors: {
  custom: {
    50: '#7672c7',
    500: '#223dae',
    950: '#000000',
  },
}

SCSS

$custom: #223dae;
$custom-light: #7672c7;
$custom-dark: #000000;

JSON

{
  "hex": "#223dae",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 174
  },
  "hsl": {
    "h": 228.429,
    "s": 67.308,
    "l": 40.784
  },
  "oklch": {
    "l": 0.41941,
    "c": 0.18214,
    "h": 267.1
  },
  "luminance": 0.06734
}

Semantic roles & 50–950 ramp

primary

#223DAE

secondary

#C7B464

accent

#C93EEA

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #223DAE

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

Preview Lab → · Contrast checker → · Palette generator →