#100F68#100F68

#100F68 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.9% C 0.146 H 270.5°. Best body text is #FFFFFF at 16.28:1 contrast (WCAG AA passes).

Color values

HEX	#100F68
RGB	rgb(16, 15, 104)
HSL	hsl(241, 75%, 23%)
HSV	hsv(241, 86%, 41%)
CMYK	cmyk(84.6%, 85.6%, 0%, 59.2%)
CIE-LAB	lab(12.29, 33.97, -50.26)
CIE-LCH	lch(12.29, 60.66, 304.05°)
OKLab	oklab(25.87% 0.0013 -0.1455)
OKLCH	oklch(25.87% 0.146 270.5)
XYZ	xyz(2.8824, 1.4510, 13.2222)
Luminance	0.0145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100F68 #67680F

analogous

#0F3A68 #100F68 #3C0F68

triadic

#100F68 #68100F #0F6810

tetradic

#100F68 #680F3A #67680F #0F683C

square

#100F68 #680F3A #67680F #0F683C

split-complementary

#100F68 #683C0F #3A680F

monochromatic

#04041B #080733 #100F68 #18179D #201ED3

Accessibility & contrast

On white

16.28

#100F68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#100F68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100F68

16.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100F68	#FFFFFF	#000000	##FFFFFF
##100F68	1.00	16.28	1.29	16.28
#FFFFFF	16.28	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00256A

Deuteranopia (green-blind)

#001B67

Tritanopia (blue-blind)

#002B3C

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #100f68;
/* rgb */ color: rgb(16, 15, 104);
/* oklch */ color: oklch(25.9% 0.146 270.5);

Tailwind

colors: {
  custom: {
    50: '#625094',
    500: '#100f68',
    950: '#000000',
  },
}

SCSS

$custom: #100f68;
$custom-light: #625094;
$custom-dark: #000000;

JSON

{
  "hex": "#100f68",
  "rgb": {
    "r": 16,
    "g": 15,
    "b": 104
  },
  "hsl": {
    "h": 240.674,
    "s": 74.79,
    "l": 23.333
  },
  "oklch": {
    "l": 0.25869,
    "c": 0.14551,
    "h": 270.5
  },
  "luminance": 0.01451
}

Semantic roles & 50–950 ramp

primary

#100F68

secondary

#9FA132

accent

#F136EF

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#06020D

muted

#7A787E

Preview Lab

Preview with #100F68

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

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