#101B44#101B44

#101B44 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.0% C 0.079 H 268.5°. Best body text is #FFFFFF at 16.64:1 contrast (WCAG AA passes).

Color values

HEX	#101B44
RGB	rgb(16, 27, 68)
HSL	hsl(227, 62%, 16%)
HSV	hsv(227, 76%, 27%)
CMYK	cmyk(76.5%, 60.3%, 0%, 73.3%)
CIE-LAB	lab(11.35, 11.52, -27.37)
CIE-LCH	lch(11.35, 29.69, 292.84°)
OKLab	oklab(24.01% -0.002 -0.0787)
OKLCH	oklch(24.01% 0.079 268.5)
XYZ	xyz(1.6486, 1.3112, 5.6339)
Luminance	0.0131 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101B44 #443910

analogous

#103544 #101B44 #1F1044

triadic

#101B44 #44101B #1B4410

tetradic

#101B44 #441035 #443910 #10441F

square

#101B44 #441035 #443910 #10441F

split-complementary

#101B44 #441F10 #354410

monochromatic

#060A19 #060A19 #101B44 #1C2F76 #2742A7

Accessibility & contrast

On white

16.64

#101B44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#101B44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101B44

16.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101B44	#FFFFFF	#000000	##FFFFFF
##101B44	1.00	16.64	1.26	16.64
#FFFFFF	16.64	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#022145

Deuteranopia (green-blind)

#001C43

Tritanopia (blue-blind)

#00252C

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #101b44;
/* rgb */ color: rgb(16, 27, 68);
/* oklch */ color: oklch(24.0% 0.079 268.5);

Tailwind

colors: {
  custom: {
    50: '#565678',
    500: '#101b44',
    950: '#000000',
  },
}

SCSS

$custom: #101b44;
$custom-light: #565678;
$custom-dark: #000000;

JSON

{
  "hex": "#101b44",
  "rgb": {
    "r": 16,
    "g": 27,
    "b": 68
  },
  "hsl": {
    "h": 227.308,
    "s": 61.905,
    "l": 16.471
  },
  "oklch": {
    "l": 0.2401,
    "c": 0.0787,
    "h": 268.5
  },
  "luminance": 0.01311
}

Semantic roles & 50–950 ramp

primary

#101B44

secondary

#7E6E32

accent

#C343E5

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #101B44

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

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