#103573#103573

#103573 is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.3% C 0.115 H 260.3°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#103573
RGB	rgb(16, 53, 115)
HSL	hsl(218, 76%, 26%)
HSV	hsv(218, 86%, 45%)
CMYK	cmyk(86.1%, 53.9%, 0%, 54.9%)
CIE-LAB	lab(23.32, 12.48, -39.33)
CIE-LCH	lch(23.32, 41.26, 287.61°)
OKLab	oklab(34.31% -0.0194 -0.1133)
OKLCH	oklch(34.31% 0.115 260.3)
XYZ	xyz(4.5802, 3.8936, 16.7265)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103573 #734E10

analogous

#106673 #103573 #1C1073

triadic

#103573 #731035 #357310

tetradic

#103573 #731066 #734E10 #10731C

square

#103573 #731066 #734E10 #10731C

split-complementary

#103573 #731C10 #667310

monochromatic

#040C1B #091C3D #103573 #174EA9 #1F67DE

Accessibility & contrast

On white

11.81

#103573 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#103573 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103573

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103573	#FFFFFF	#000000	##FFFFFF
##103573	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A3C75

Deuteranopia (green-blind)

#003372

Tritanopia (blue-blind)

#00444E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #103573;
/* rgb */ color: rgb(16, 53, 115);
/* oklch */ color: oklch(34.3% 0.115 260.3);

Tailwind

colors: {
  custom: {
    50: '#616b9c',
    500: '#103573',
    950: '#000000',
  },
}

SCSS

$custom: #103573;
$custom-light: #616b9c;
$custom-dark: #000000;

JSON

{
  "hex": "#103573",
  "rgb": {
    "r": 16,
    "g": 53,
    "b": 115
  },
  "hsl": {
    "h": 217.576,
    "s": 75.573,
    "l": 25.686
  },
  "oklch": {
    "l": 0.34306,
    "c": 0.11499,
    "h": 260.3
  },
  "luminance": 0.03894
}

Semantic roles & 50–950 ramp

primary

#103573

secondary

#AA7E34

accent

#AC36F2

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #103573

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

Preview Lab → · Contrast checker → · Palette generator →