#101C41#101C41

#101C41 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.0% C 0.072 H 267.3°. Best body text is #FFFFFF at 16.61:1 contrast (WCAG AA passes).

Color values

HEX	#101C41
RGB	rgb(16, 28, 65)
HSL	hsl(225, 60%, 16%)
HSV	hsv(225, 75%, 25%)
CMYK	cmyk(75.4%, 56.9%, 0%, 74.5%)
CIE-LAB	lab(11.43, 9.45, -25.14)
CIE-LCH	lch(11.43, 26.85, 290.60°)
OKLab	oklab(23.99% -0.0034 -0.0721)
OKLCH	oklch(23.99% 0.072 267.3)
XYZ	xyz(1.5827, 1.3222, 5.1718)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101C41 #413510

analogous

#103441 #101C41 #1C1041

triadic

#101C41 #41101C #1C4110

tetradic

#101C41 #411034 #413510 #10411C

square

#101C41 #411034 #413510 #10411C

split-complementary

#101C41 #411C10 #344110

monochromatic

#060B19 #060B19 #101C41 #1C3172 #2846A3

Accessibility & contrast

On white

16.61

#101C41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#101C41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101C41

16.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101C41	#FFFFFF	#000000	##FFFFFF
##101C41	1.00	16.61	1.26	16.61
#FFFFFF	16.61	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#072142

Deuteranopia (green-blind)

#001C40

Tritanopia (blue-blind)

#00252B

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #101c41;
/* rgb */ color: rgb(16, 28, 65);
/* oklch */ color: oklch(24.0% 0.072 267.3);

Tailwind

colors: {
  custom: {
    50: '#555776',
    500: '#101c41',
    950: '#000000',
  },
}

SCSS

$custom: #101c41;
$custom-light: #555776;
$custom-dark: #000000;

JSON

{
  "hex": "#101c41",
  "rgb": {
    "r": 16,
    "g": 28,
    "b": 65
  },
  "hsl": {
    "h": 225.306,
    "s": 60.494,
    "l": 15.882
  },
  "oklch": {
    "l": 0.23988,
    "c": 0.07218,
    "h": 267.3
  },
  "luminance": 0.01322
}

Semantic roles & 50–950 ramp

primary

#101C41

secondary

#7B6932

accent

#BD44E4

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #101C41

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

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