#10224B#10224B

#10224B is a dark, moderate blue. Relative luminance 0.018; OKLCH L 26.3% C 0.080 H 263.9°. Best body text is #FFFFFF at 15.53:1 contrast (WCAG AA passes).

Color values

HEX	#10224B
RGB	rgb(16, 34, 75)
HSL	hsl(222, 65%, 18%)
HSV	hsv(222, 79%, 29%)
CMYK	cmyk(78.7%, 54.7%, 0%, 70.6%)
CIE-LAB	lab(14.19, 9.19, -27.64)
CIE-LCH	lch(14.19, 29.13, 288.39°)
OKLab	oklab(26.34% -0.0084 -0.0794)
OKLCH	oklch(26.34% 0.08 263.9)
XYZ	xyz(2.0553, 1.7620, 6.8870)
Luminance	0.0176 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10224B #4B3910

analogous

#103F4B #10224B #1B104B

triadic

#10224B #4B1022 #224B10

tetradic

#10224B #4B103F #4B3910 #104B1B

square

#10224B #4B103F #4B3910 #104B1B

split-complementary

#10224B #4B1B10 #3F4B10

monochromatic

#050B19 #050B19 #10224B #1B397D #2650B0

Accessibility & contrast

On white

15.53

#10224B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#10224B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10224B

15.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10224B	#FFFFFF	#000000	##FFFFFF
##10224B	1.00	15.53	1.35	15.53
#FFFFFF	15.53	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B274C

Deuteranopia (green-blind)

#00214A

Tritanopia (blue-blind)

#002C32

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #10224b;
/* rgb */ color: rgb(16, 34, 75);
/* oklch */ color: oklch(26.3% 0.080 263.9);

Tailwind

colors: {
  custom: {
    50: '#575c7e',
    500: '#10224b',
    950: '#000000',
  },
}

SCSS

$custom: #10224b;
$custom-light: #575c7e;
$custom-dark: #000000;

JSON

{
  "hex": "#10224b",
  "rgb": {
    "r": 16,
    "g": 34,
    "b": 75
  },
  "hsl": {
    "h": 221.695,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.2634,
    "c": 0.07981,
    "h": 263.9
  },
  "luminance": 0.01762
}

Semantic roles & 50–950 ramp

primary

#10224B

secondary

#856C32

accent

#B540E8

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #10224B

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

Preview Lab → · Contrast checker → · Palette generator →