#101F48#101F48

#101F48 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.3% C 0.079 H 265.8°. Best body text is #FFFFFF at 16.01:1 contrast (WCAG AA passes).

Color values

HEX	#101F48
RGB	rgb(16, 31, 72)
HSL	hsl(224, 64%, 17%)
HSV	hsv(224, 78%, 28%)
CMYK	cmyk(77.8%, 56.9%, 0%, 71.8%)
CIE-LAB	lab(12.97, 10.18, -27.53)
CIE-LCH	lch(12.97, 29.36, 290.29°)
OKLab	oklab(25.34% -0.0058 -0.0791)
OKLCH	oklch(25.34% 0.079 265.8)
XYZ	xyz(1.8730, 1.5578, 6.3316)
Luminance	0.0156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101F48 #483910

analogous

#103B48 #101F48 #1D1048

triadic

#101F48 #48101F #1F4810

tetradic

#101F48 #48103B #483910 #10481D

square

#101F48 #48103B #483910 #10481D

split-complementary

#101F48 #481D10 #3B4810

monochromatic

#060B19 #060B19 #101F48 #1B357A #264AAC

Accessibility & contrast

On white

16.01

#101F48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#101F48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101F48

16.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101F48	#FFFFFF	#000000	##FFFFFF
##101F48	1.00	16.01	1.31	16.01
#FFFFFF	16.01	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#062449

Deuteranopia (green-blind)

#001F47

Tritanopia (blue-blind)

#002930

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #101f48;
/* rgb */ color: rgb(16, 31, 72);
/* oklch */ color: oklch(25.3% 0.079 265.8);

Tailwind

colors: {
  custom: {
    50: '#575a7b',
    500: '#101f48',
    950: '#000000',
  },
}

SCSS

$custom: #101f48;
$custom-light: #575a7b;
$custom-dark: #000000;

JSON

{
  "hex": "#101f48",
  "rgb": {
    "r": 16,
    "g": 31,
    "b": 72
  },
  "hsl": {
    "h": 223.929,
    "s": 63.636,
    "l": 17.255
  },
  "oklch": {
    "l": 0.25339,
    "c": 0.07931,
    "h": 265.8
  },
  "luminance": 0.01558
}

Semantic roles & 50–950 ramp

primary

#101F48

secondary

#826C32

accent

#BA41E7

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030309

muted

#78787B

Preview Lab

Preview with #101F48

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

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