#172E46#172E46

#172E46 is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.5% C 0.053 H 251.0°. Best body text is #FFFFFF at 13.86:1 contrast (WCAG AA passes).

Color values

HEX	#172E46
RGB	rgb(23, 46, 70)
HSL	hsl(211, 51%, 18%)
HSV	hsv(211, 67%, 27%)
CMYK	cmyk(67.1%, 34.3%, 0%, 72.5%)
CIE-LAB	lab(18.27, -0.30, -17.70)
CIE-LCH	lch(18.27, 17.71, 269.02°)
OKLab	oklab(29.5% -0.0172 -0.0499)
OKLCH	oklch(29.5% 0.053 251)
XYZ	xyz(2.4354, 2.5781, 6.1624)
Luminance	0.0258 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172E46 #462F17

analogous

#174546 #172E46 #171746

triadic

#172E46 #46172E #2E4617

tetradic

#172E46 #461745 #462F17 #174617

square

#172E46 #461745 #462F17 #174617

split-complementary

#172E46 #461717 #454617

monochromatic

#080F17 #081018 #172E46 #264C74 #356BA2

Accessibility & contrast

On white

13.86

#172E46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#172E46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172E46

13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172E46	#FFFFFF	#000000	##FFFFFF
##172E46	1.00	13.86	1.52	13.86
#FFFFFF	13.86	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242F47

Deuteranopia (green-blind)

#1E2B46

Tritanopia (blue-blind)

#003436

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #172e46;
/* rgb */ color: rgb(23, 46, 70);
/* oklch */ color: oklch(29.5% 0.053 251.0);

Tailwind

colors: {
  custom: {
    50: '#596679',
    500: '#172e46',
    950: '#000000',
  },
}

SCSS

$custom: #172e46;
$custom-light: #596679;
$custom-dark: #000000;

JSON

{
  "hex": "#172e46",
  "rgb": {
    "r": 23,
    "g": 46,
    "b": 70
  },
  "hsl": {
    "h": 210.638,
    "s": 50.538,
    "l": 18.235
  },
  "oklch": {
    "l": 0.29496,
    "c": 0.05281,
    "h": 251
  },
  "luminance": 0.02578
}

Semantic roles & 50–950 ramp

primary

#172E46

secondary

#7D5D3C

accent

#954EDA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040509

muted

#797A7B

Preview Lab

Preview with #172E46

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

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