#101E4A#101E4A

#101E4A is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.3% C 0.084 H 266.9°. Best body text is #FFFFFF at 16.07:1 contrast (WCAG AA passes).

Color values

HEX	#101E4A
RGB	rgb(16, 30, 74)
HSL	hsl(226, 64%, 18%)
HSV	hsv(226, 78%, 29%)
CMYK	cmyk(78.4%, 59.5%, 0%, 71%)
CIE-LAB	lab(12.82, 11.82, -29.17)
CIE-LCH	lch(12.82, 31.47, 292.05°)
OKLab	oklab(25.27% -0.0045 -0.0839)
OKLCH	oklch(25.27% 0.084 266.9)
XYZ	xyz(1.9136, 1.5329, 6.6723)
Luminance	0.0153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101E4A #4A3C10

analogous

#103B4A #101E4A #1F104A

triadic

#101E4A #4A101E #1E4A10

tetradic

#101E4A #4A103B #4A3C10 #104A1F

square

#101E4A #4A103B #4A3C10 #104A1F

split-complementary

#101E4A #4A1F10 #3B4A10

monochromatic

#050A19 #050A19 #101E4A #1B327C #2647AF

Accessibility & contrast

On white

16.07

#101E4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#101E4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101E4A

16.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101E4A	#FFFFFF	#000000	##FFFFFF
##101E4A	1.00	16.07	1.31	16.07
#FFFFFF	16.07	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01244C

Deuteranopia (green-blind)

#001F49

Tritanopia (blue-blind)

#002930

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #101e4a;
/* rgb */ color: rgb(16, 30, 74);
/* oklch */ color: oklch(25.3% 0.084 266.9);

Tailwind

colors: {
  custom: {
    50: '#57597d',
    500: '#101e4a',
    950: '#000000',
  },
}

SCSS

$custom: #101e4a;
$custom-light: #57597d;
$custom-dark: #000000;

JSON

{
  "hex": "#101e4a",
  "rgb": {
    "r": 16,
    "g": 30,
    "b": 74
  },
  "hsl": {
    "h": 225.517,
    "s": 64.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.25274,
    "c": 0.08404,
    "h": 266.9
  },
  "luminance": 0.01533
}

Semantic roles & 50–950 ramp

primary

#101E4A

secondary

#847032

accent

#BF40E7

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040309

muted

#79787B

Preview Lab

Preview with #101E4A

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

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