#101E52#101E52

#101E52 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.0% C 0.097 H 267.6°. Best body text is #FFFFFF at 15.79:1 contrast (WCAG AA passes).

Color values

HEX	#101E52
RGB	rgb(16, 30, 82)
HSL	hsl(227, 67%, 19%)
HSV	hsv(227, 80%, 32%)
CMYK	cmyk(80.5%, 63.4%, 0%, 67.8%)
CIE-LAB	lab(13.52, 15.27, -33.51)
CIE-LCH	lch(13.52, 36.82, 294.50°)
OKLab	oklab(26.02% -0.004 -0.0967)
OKLCH	oklch(26.02% 0.097 267.6)
XYZ	xyz(2.2004, 1.6477, 8.1831)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101E52 #524410

analogous

#103F52 #101E52 #231052

triadic

#101E52 #52101E #1E5210

tetradic

#101E52 #52103F #524410 #105223

square

#101E52 #52103F #524410 #105223

split-complementary

#101E52 #522310 #3F5210

monochromatic

#05091A #060B1F #101E52 #1A3185 #2443B8

Accessibility & contrast

On white

15.79

#101E52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#101E52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101E52

15.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101E52	#FFFFFF	#000000	##FFFFFF
##101E52	1.00	15.79	1.33	15.79
#FFFFFF	15.79	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002654

Deuteranopia (green-blind)

#002051

Tritanopia (blue-blind)

#002B34

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #101e52;
/* rgb */ color: rgb(16, 30, 82);
/* oklch */ color: oklch(26.0% 0.097 267.6);

Tailwind

colors: {
  custom: {
    50: '#5a5983',
    500: '#101e52',
    950: '#000000',
  },
}

SCSS

$custom: #101e52;
$custom-light: #5a5983;
$custom-dark: #000000;

JSON

{
  "hex": "#101e52",
  "rgb": {
    "r": 16,
    "g": 30,
    "b": 82
  },
  "hsl": {
    "h": 227.273,
    "s": 67.347,
    "l": 19.216
  },
  "oklch": {
    "l": 0.26023,
    "c": 0.09677,
    "h": 267.6
  },
  "luminance": 0.01648
}

Semantic roles & 50–950 ramp

primary

#101E52

secondary

#8C7932

accent

#C63EEA

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #101E52

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

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