#101A54#101A54

#101A54 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.4% C 0.105 H 269.5°. Best body text is #FFFFFF at 16.18:1 contrast (WCAG AA passes).

Color values

HEX	#101A54
RGB	rgb(16, 26, 84)
HSL	hsl(231, 68%, 20%)
HSV	hsv(231, 81%, 33%)
CMYK	cmyk(81%, 69%, 0%, 67.1%)
CIE-LAB	lab(12.54, 19.12, -36.47)
CIE-LCH	lch(12.54, 41.18, 297.67°)
OKLab	oklab(25.35% -0.0009 -0.1054)
OKLCH	oklch(25.35% 0.105 269.5)
XYZ	xyz(2.1828, 1.4888, 8.5581)
Luminance	0.0149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101A54 #544A10

analogous

#103C54 #101A54 #281054

triadic

#101A54 #54101A #1A5410

tetradic

#101A54 #54103C #544A10 #105428

square

#101A54 #54103C #544A10 #105428

split-complementary

#101A54 #542810 #3C5410

monochromatic

#05081A #060A21 #101A54 #1A2A87 #243ABB

Accessibility & contrast

On white

16.18

#101A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#101A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101A54

16.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101A54	#FFFFFF	#000000	##FFFFFF
##101A54	1.00	16.18	1.30	16.18
#FFFFFF	16.18	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002456

Deuteranopia (green-blind)

#001D53

Tritanopia (blue-blind)

#002934

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #101a54;
/* rgb */ color: rgb(16, 26, 84);
/* oklch */ color: oklch(25.4% 0.105 269.5);

Tailwind

colors: {
  custom: {
    50: '#5b5685',
    500: '#101a54',
    950: '#000000',
  },
}

SCSS

$custom: #101a54;
$custom-light: #5b5685;
$custom-dark: #000000;

JSON

{
  "hex": "#101a54",
  "rgb": {
    "r": 16,
    "g": 26,
    "b": 84
  },
  "hsl": {
    "h": 231.176,
    "s": 68,
    "l": 19.608
  },
  "oklch": {
    "l": 0.25354,
    "c": 0.10543,
    "h": 269.5
  },
  "luminance": 0.01489
}

Semantic roles & 50–950 ramp

primary

#101A54

secondary

#8E8032

accent

#D13DEB

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #101A54

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

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