#05172E#05172E

#05172E is a very dark, muted cyan. Relative luminance 0.008; OKLCH L 20.4% C 0.052 H 255.0°. Best body text is #FFFFFF at 17.97:1 contrast (WCAG AA passes).

Color values

HEX	#05172E
RGB	rgb(5, 23, 46)
HSL	hsl(214, 80%, 10%)
HSV	hsv(214, 89%, 18%)
CMYK	cmyk(89.1%, 50%, 0%, 82%)
CIE-LAB	lab(7.61, 2.51, -17.63)
CIE-LCH	lch(7.61, 17.81, 278.10°)
OKLab	oklab(20.4% -0.0135 -0.0504)
OKLCH	oklch(20.4% 0.052 255)
XYZ	xyz(0.8619, 0.8422, 2.7014)
Luminance	0.0084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#05172E #2E1C05

analogous

#052B2E #05172E #08052E

triadic

#05172E #2E0517 #172E05

tetradic

#05172E #2E052B #2E1C05 #052E08

square

#05172E #2E052B #2E1C05 #052E08

split-complementary

#05172E #2E0805 #2B2E05

monochromatic

#030E1C #030E1C #05172E #0B3365 #114E9C

Accessibility & contrast

On white

17.97

#05172E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#05172E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #05172E

17.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##05172E	#FFFFFF	#000000	##FFFFFF
##05172E	1.00	17.97	1.17	17.97
#FFFFFF	17.97	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C192F

Deuteranopia (green-blind)

#06152E

Tritanopia (blue-blind)

#001C20

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #05172e;
/* rgb */ color: rgb(5, 23, 46);
/* oklch */ color: oklch(20.4% 0.052 255.0);

Tailwind

colors: {
  custom: {
    50: '#4b5367',
    500: '#05172e',
    950: '#000000',
  },
}

SCSS

$custom: #05172e;
$custom-light: #4b5367;
$custom-dark: #000000;

JSON

{
  "hex": "#05172e",
  "rgb": {
    "r": 5,
    "g": 23,
    "b": 46
  },
  "hsl": {
    "h": 213.659,
    "s": 80.392,
    "l": 10
  },
  "oklch": {
    "l": 0.20404,
    "c": 0.05218,
    "h": 255
  },
  "luminance": 0.00842
}

Semantic roles & 50–950 ramp

primary

#05172E

secondary

#704C1F

accent

#A031F7

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #05172E

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

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