#101575#101575

#101575 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.3% C 0.157 H 268.9°. Best body text is #FFFFFF at 15.15:1 contrast (WCAG AA passes).

Color values

HEX	#101575
RGB	rgb(16, 21, 117)
HSL	hsl(237, 76%, 26%)
HSV	hsv(237, 86%, 46%)
CMYK	cmyk(86.3%, 82.1%, 0%, 54.1%)
CIE-LAB	lab(15.12, 35.20, -54.05)
CIE-LCH	lch(15.12, 64.50, 303.07°)
OKLab	oklab(28.33% -0.003 -0.1566)
OKLCH	oklch(28.33% 0.157 268.9)
XYZ	xyz(3.6916, 1.9304, 17.0042)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101575 #757010

analogous

#104775 #101575 #3D1075

triadic

#101575 #751015 #157510

tetradic

#101575 #751047 #757010 #10753D

square

#101575 #751047 #757010 #10753D

split-complementary

#101575 #753D10 #477510

monochromatic

#04051B #090B3F #101575 #171FAB #1F29E0

Accessibility & contrast

On white

15.15

#101575 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#101575 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101575

15.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101575	#FFFFFF	#000000	##FFFFFF
##101575	1.00	15.15	1.39	15.15
#FFFFFF	15.15	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B78

Deuteranopia (green-blind)

#002173

Tritanopia (blue-blind)

#003345

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #101575;
/* rgb */ color: rgb(16, 21, 117);
/* oklch */ color: oklch(28.3% 0.157 268.9);

Tailwind

colors: {
  custom: {
    50: '#65549e',
    500: '#101575',
    950: '#000000',
  },
}

SCSS

$custom: #101575;
$custom-light: #65549e;
$custom-dark: #000000;

JSON

{
  "hex": "#101575",
  "rgb": {
    "r": 16,
    "g": 21,
    "b": 117
  },
  "hsl": {
    "h": 237.03,
    "s": 75.94,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28328,
    "c": 0.15662,
    "h": 268.9
  },
  "luminance": 0.01931
}

Semantic roles & 50–950 ramp

primary

#101575

secondary

#ACA635

accent

#E935F3

background

#F6F4F9

surface

#EBE8F2

border

#C6C4CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #101575

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

Preview Lab → · Contrast checker → · Palette generator →