#011F30#011F30

#011F30 is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 22.7% C 0.049 H 237.6°. Best body text is #FFFFFF at 16.94:1 contrast (WCAG AA passes).

Color values

HEX	#011F30
RGB	rgb(1, 31, 48)
HSL	hsl(202, 96%, 10%)
HSV	hsv(202, 98%, 19%)
CMYK	cmyk(97.9%, 35.4%, 0%, 81.2%)
CIE-LAB	lab(10.56, -3.61, -14.44)
CIE-LCH	lch(10.56, 14.88, 255.97°)
OKLab	oklab(22.71% -0.026 -0.0409)
OKLCH	oklch(22.71% 0.049 237.6)
XYZ	xyz(1.0358, 1.1997, 2.9727)
Luminance	0.0120 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011F30 #301201

analogous

#01302A #011F30 #010830

triadic

#011F30 #30011F #1F3001

tetradic

#011F30 #2A0130 #301201 #083001

square

#011F30 #2A0130 #301201 #083001

split-complementary

#011F30 #300108 #302A01

monochromatic

#01131E #01131E #011F30 #02466C #036CA8

Accessibility & contrast

On white

16.94

#011F30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#011F30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011F30

16.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011F30	#FFFFFF	#000000	##FFFFFF
##011F30	1.00	16.94	1.24	16.94
#FFFFFF	16.94	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171F31

Deuteranopia (green-blind)

#101B30

Tritanopia (blue-blind)

#002325

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #011f30;
/* rgb */ color: rgb(1, 31, 48);
/* oklch */ color: oklch(22.7% 0.049 237.6);

Tailwind

colors: {
  custom: {
    50: '#4a5a68',
    500: '#011f30',
    950: '#000000',
  },
}

SCSS

$custom: #011f30;
$custom-light: #4a5a68;
$custom-dark: #000000;

JSON

{
  "hex": "#011f30",
  "rgb": {
    "r": 1,
    "g": 31,
    "b": 48
  },
  "hsl": {
    "h": 201.702,
    "s": 95.918,
    "l": 9.608
  },
  "oklch": {
    "l": 0.22712,
    "c": 0.04852,
    "h": 237.6
  },
  "luminance": 0.012
}

Semantic roles & 50–950 ramp

primary

#011F30

secondary

#763917

accent

#7629FF

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010306

muted

#77787A

Preview Lab

Preview with #011F30

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

Preview Lab → · Contrast checker → · Palette generator →