#101D41#101D41

#101D41 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.2% C 0.071 H 266.3°. Best body text is #FFFFFF at 16.48:1 contrast (WCAG AA passes).

Color values

HEX	#101D41
RGB	rgb(16, 29, 65)
HSL	hsl(224, 60%, 16%)
HSV	hsv(224, 75%, 25%)
CMYK	cmyk(75.4%, 55.4%, 0%, 74.5%)
CIE-LAB	lab(11.76, 8.68, -24.61)
CIE-LCH	lch(11.76, 26.09, 289.42°)
OKLab	oklab(24.24% -0.0046 -0.0705)
OKLCH	oklch(24.24% 0.071 266.3)
XYZ	xyz(1.6069, 1.3704, 5.1798)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101D41 #413410

analogous

#103541 #101D41 #1B1041

triadic

#101D41 #41101D #1D4110

tetradic

#101D41 #411035 #413410 #10411B

square

#101D41 #411035 #413410 #10411B

split-complementary

#101D41 #411B10 #354110

monochromatic

#060B19 #060B19 #101D41 #1C3372 #2849A3

Accessibility & contrast

On white

16.48

#101D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#101D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101D41

16.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101D41	#FFFFFF	#000000	##FFFFFF
##101D41	1.00	16.48	1.27	16.48
#FFFFFF	16.48	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A2142

Deuteranopia (green-blind)

#011D40

Tritanopia (blue-blind)

#00252B

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #101d41;
/* rgb */ color: rgb(16, 29, 65);
/* oklch */ color: oklch(24.2% 0.071 266.3);

Tailwind

colors: {
  custom: {
    50: '#555876',
    500: '#101d41',
    950: '#000000',
  },
}

SCSS

$custom: #101d41;
$custom-light: #555876;
$custom-dark: #000000;

JSON

{
  "hex": "#101d41",
  "rgb": {
    "r": 16,
    "g": 29,
    "b": 65
  },
  "hsl": {
    "h": 224.082,
    "s": 60.494,
    "l": 15.882
  },
  "oklch": {
    "l": 0.24239,
    "c": 0.07067,
    "h": 266.3
  },
  "luminance": 0.01371
}

Semantic roles & 50–950 ramp

primary

#101D41

secondary

#7B6832

accent

#B944E4

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #101D41

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

Preview Lab → · Contrast checker → · Palette generator →