#010E23#010E23

#010E23 is a very dark, muted blue. Relative luminance 0.004; OKLCH L 16.5% C 0.050 H 255.1°. Best body text is #FFFFFF at 19.29:1 contrast (WCAG AA passes).

Color values

HEX	#010E23
RGB	rgb(1, 14, 35)
HSL	hsl(217, 94%, 7%)
HSV	hsv(217, 97%, 14%)
CMYK	cmyk(97.1%, 60%, 0%, 86.3%)
CIE-LAB	lab(3.99, 2.17, -15.03)
CIE-LCH	lch(3.99, 15.18, 278.20°)
OKLab	oklab(16.5% -0.0128 -0.0479)
OKLCH	oklch(16.5% 0.05 255.1)
XYZ	xyz(0.4728, 0.4418, 1.6501)
Luminance	0.0044 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010E23 #231601

analogous

#011F23 #010E23 #050123

triadic

#010E23 #23010E #0E2301

tetradic

#010E23 #23011F #231601 #012305

square

#010E23 #23011F #231601 #012305

split-complementary

#010E23 #230501 #1F2301

monochromatic

#010C1E #010C1E #010E23 #03265F #043E9A

Accessibility & contrast

On white

19.29

#010E23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#010E23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010E23

19.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010E23	#FFFFFF	#000000	##FFFFFF
##010E23	1.00	19.29	1.09	19.29
#FFFFFF	19.29	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#041024

Deuteranopia (green-blind)

#000C23

Tritanopia (blue-blind)

#001316

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #010e23;
/* rgb */ color: rgb(1, 14, 35);
/* oklch */ color: oklch(16.5% 0.050 255.1);

Tailwind

colors: {
  custom: {
    50: '#474d5e',
    500: '#010e23',
    950: '#000000',
  },
}

SCSS

$custom: #010e23;
$custom-light: #474d5e;
$custom-dark: #000000;

JSON

{
  "hex": "#010e23",
  "rgb": {
    "r": 1,
    "g": 14,
    "b": 35
  },
  "hsl": {
    "h": 217.059,
    "s": 94.444,
    "l": 7.059
  },
  "oklch": {
    "l": 0.16496,
    "c": 0.04959,
    "h": 255.1
  },
  "luminance": 0.00442
}

Semantic roles & 50–950 ramp

primary

#010E23

secondary

#6A4A16

accent

#AD29FF

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000104

muted

#777779

Preview Lab

Preview with #010E23

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

Preview Lab → · Contrast checker → · Palette generator →