#010F15#010F15

#010F15 is a very dark, muted cyan. Relative luminance 0.004; OKLCH L 15.7% C 0.027 H 223.4°. Best body text is #FFFFFF at 19.44:1 contrast (WCAG AA passes).

Color values

HEX	#010F15
RGB	rgb(1, 15, 21)
HSL	hsl(198, 91%, 4%)
HSV	hsv(198, 95%, 8%)
CMYK	cmyk(95.2%, 28.6%, 0%, 91.8%)
CIE-LAB	lab(3.63, -2.61, -4.75)
CIE-LCH	lch(3.63, 5.42, 241.24°)
OKLab	oklab(15.71% -0.0195 -0.0185)
OKLCH	oklch(15.71% 0.027 223.4)
XYZ	xyz(0.3186, 0.4022, 0.7702)
Luminance	0.0040 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010F15 #150701

analogous

#011511 #010F15 #010515

triadic

#010F15 #15010F #0F1501

tetradic

#010F15 #110115 #150701 #051501

square

#010F15 #110115 #150701 #051501

split-complementary

#010F15 #150105 #151101

monochromatic

#01151D #01151D #01151D #04394F #07628A

Accessibility & contrast

On white

19.44

#010F15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#010F15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010F15

19.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010F15	#FFFFFF	#000000	##FFFFFF
##010F15	1.00	19.44	1.08	19.44
#FFFFFF	19.44	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C0E15

Deuteranopia (green-blind)

#080C15

Tritanopia (blue-blind)

#001111

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #010f15;
/* rgb */ color: rgb(1, 15, 21);
/* oklch */ color: oklch(15.7% 0.027 223.4);

Tailwind

colors: {
  custom: {
    50: '#474e52',
    500: '#010f15',
    950: '#000000',
  },
}

SCSS

$custom: #010f15;
$custom-light: #474e52;
$custom-dark: #000000;

JSON

{
  "hex": "#010f15",
  "rgb": {
    "r": 1,
    "g": 15,
    "b": 21
  },
  "hsl": {
    "h": 198,
    "s": 90.909,
    "l": 4.314
  },
  "oklch": {
    "l": 0.15709,
    "c": 0.02684,
    "h": 223.4
  },
  "luminance": 0.00402
}

Semantic roles & 50–950 ramp

primary

#010F15

secondary

#5D2A15

accent

#6929FF

background

#F3F4F4

surface

#E5E7E7

border

#C1C3C3

text

#000102

muted

#777778

Preview Lab

Preview with #010F15

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

Preview Lab → · Contrast checker → · Palette generator →