#172D43#172D43

#172D43 is a dark, muted cyan. Relative luminance 0.025; OKLCH L 29.0% C 0.049 H 249.9°. Best body text is #FFFFFF at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#172D43
RGB	rgb(23, 45, 67)
HSL	hsl(210, 49%, 18%)
HSV	hsv(210, 66%, 26%)
CMYK	cmyk(65.7%, 32.8%, 0%, 73.7%)
CIE-LAB	lab(17.75, -0.78, -16.46)
CIE-LCH	lch(17.75, 16.48, 267.29°)
OKLab	oklab(29.04% -0.017 -0.0463)
OKLCH	oklch(29.04% 0.049 249.9)
XYZ	xyz(2.3045, 2.4640, 5.6633)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172D43 #432D17

analogous

#174343 #172D43 #171743

triadic

#172D43 #43172D #2D4317

tetradic

#172D43 #431743 #432D17 #174317

square

#172D43 #431743 #432D17 #174317

split-complementary

#172D43 #431717 #434317

monochromatic

#080F17 #080F17 #172D43 #274C71 #366A9E

Accessibility & contrast

On white

14.07

#172D43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#172D43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172D43

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172D43	#FFFFFF	#000000	##FFFFFF
##172D43	1.00	14.07	1.49	14.07
#FFFFFF	14.07	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242E44

Deuteranopia (green-blind)

#1E2A43

Tritanopia (blue-blind)

#003235

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #172d43;
/* rgb */ color: rgb(23, 45, 67);
/* oklch */ color: oklch(29.0% 0.049 249.9);

Tailwind

colors: {
  custom: {
    50: '#586577',
    500: '#172d43',
    950: '#000000',
  },
}

SCSS

$custom: #172d43;
$custom-light: #586577;
$custom-dark: #000000;

JSON

{
  "hex": "#172d43",
  "rgb": {
    "r": 23,
    "g": 45,
    "b": 67
  },
  "hsl": {
    "h": 210,
    "s": 48.889,
    "l": 17.647
  },
  "oklch": {
    "l": 0.29038,
    "c": 0.04933,
    "h": 249.9
  },
  "luminance": 0.02464
}

Semantic roles & 50–950 ramp

primary

#172D43

secondary

#7A5B3C

accent

#944FD8

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040508

muted

#797A7B

Preview Lab

Preview with #172D43

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

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