#10144C#10144C

#10144C is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.3% C 0.101 H 272.4°. Best body text is #FFFFFF at 17.12:1 contrast (WCAG AA passes).

Color values

HEX	#10144C
RGB	rgb(16, 20, 76)
HSL	hsl(236, 65%, 18%)
HSV	hsv(236, 79%, 30%)
CMYK	cmyk(78.9%, 73.7%, 0%, 70.2%)
CIE-LAB	lab(10.05, 20.21, -35.06)
CIE-LCH	lch(10.05, 40.47, 299.95°)
OKLab	oklab(23.28% 0.0042 -0.1014)
OKLCH	oklch(23.28% 0.101 272.4)
XYZ	xyz(1.7679, 1.1321, 6.9614)
Luminance	0.0113 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10144C #4C4810

analogous

#10324C #10144C #2A104C

triadic

#10144C #4C1014 #144C10

tetradic

#10144C #4C1032 #4C4810 #104C2A

square

#10144C #4C1032 #4C4810 #104C2A

split-complementary

#10144C #4C2A10 #324C10

monochromatic

#050719 #050719 #10144C #1B217F #252FB1

Accessibility & contrast

On white

17.12

#10144C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#10144C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10144C

17.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10144C	#FFFFFF	#000000	##FFFFFF
##10144C	1.00	17.12	1.23	17.12
#FFFFFF	17.12	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4E

Deuteranopia (green-blind)

#00194B

Tritanopia (blue-blind)

#00232E

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #10144c;
/* rgb */ color: rgb(16, 20, 76);
/* oklch */ color: oklch(23.3% 0.101 272.4);

Tailwind

colors: {
  custom: {
    50: '#59517f',
    500: '#10144c',
    950: '#000000',
  },
}

SCSS

$custom: #10144c;
$custom-light: #59517f;
$custom-dark: #000000;

JSON

{
  "hex": "#10144c",
  "rgb": {
    "r": 16,
    "g": 20,
    "b": 76
  },
  "hsl": {
    "h": 236,
    "s": 65.217,
    "l": 18.039
  },
  "oklch": {
    "l": 0.23279,
    "c": 0.10145,
    "h": 272.4
  },
  "luminance": 0.01132
}

Semantic roles & 50–950 ramp

primary

#10144C

secondary

#868032

accent

#DD40E8

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #10144C

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

Preview Lab → · Contrast checker → · Palette generator →