#100E45#100E45

#100E45 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.4% C 0.099 H 275.6°. Best body text is #FFFFFF at 17.94:1 contrast (WCAG AA passes).

Color values

HEX	#100E45
RGB	rgb(16, 14, 69)
HSL	hsl(242, 66%, 16%)
HSV	hsv(242, 80%, 27%)
CMYK	cmyk(76.8%, 79.7%, 0%, 72.9%)
CIE-LAB	lab(7.71, 21.64, -34.01)
CIE-LCH	lch(7.71, 40.31, 302.47°)
OKLab	oklab(21.36% 0.0097 -0.0983)
OKLCH	oklch(21.36% 0.099 275.6)
XYZ	xyz(1.4445, 0.8538, 5.7177)
Luminance	0.0085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E45 #43450E

analogous

#0E2845 #100E45 #2C0E45

triadic

#100E45 #45100E #0E4510

tetradic

#100E45 #450E28 #43450E #0E452C

square

#100E45 #450E28 #43450E #0E452C

split-complementary

#100E45 #452C0E #28450E

monochromatic

#060519 #060519 #100E45 #1C1878 #2823AB

Accessibility & contrast

On white

17.94

#100E45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#100E45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E45

17.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E45	#FFFFFF	#000000	##FFFFFF
##100E45	1.00	17.94	1.17	17.94
#FFFFFF	17.94	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001947

Deuteranopia (green-blind)

#001444

Tritanopia (blue-blind)

#001D28

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #100e45;
/* rgb */ color: rgb(16, 14, 69);
/* oklch */ color: oklch(21.4% 0.099 275.6);

Tailwind

colors: {
  custom: {
    50: '#584d79',
    500: '#100e45',
    950: '#000000',
  },
}

SCSS

$custom: #100e45;
$custom-light: #584d79;
$custom-dark: #000000;

JSON

{
  "hex": "#100e45",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 69
  },
  "hsl": {
    "h": 242.182,
    "s": 66.265,
    "l": 16.275
  },
  "oklch": {
    "l": 0.21357,
    "c": 0.09878,
    "h": 275.6
  },
  "luminance": 0.00854
}

Semantic roles & 50–950 ramp

primary

#100E45

secondary

#7D802F

accent

#E93FE3

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #100E45

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

Preview Lab → · Contrast checker → · Palette generator →