#174C8E#174C8E

#174C8E is a dark, vivid cyan. Relative luminance 0.073; OKLCH L 42.0% C 0.122 H 256.2°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#174C8E
RGB	rgb(23, 76, 142)
HSL	hsl(213, 72%, 32%)
HSV	hsv(213, 84%, 56%)
CMYK	cmyk(83.8%, 46.5%, 0%, 44.3%)
CIE-LAB	lab(32.49, 8.46, -41.40)
CIE-LCH	lch(32.49, 42.26, 281.54°)
OKLab	oklab(42.03% -0.0293 -0.1188)
OKLCH	oklch(42.03% 0.122 256.2)
XYZ	xyz(7.8185, 7.3031, 26.5835)
Luminance	0.0730 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174C8E #8E5917

analogous

#17888E #174C8E #1D178E

triadic

#174C8E #8E174C #4C8E17

tetradic

#174C8E #8E1788 #8E5917 #178E1D

square

#174C8E #8E1788 #8E5917 #178E1D

split-complementary

#174C8E #8E1D17 #888E17

monochromatic

#061425 #0E3059 #174C8E #2068C3 #3F87E0

Accessibility & contrast

On white

8.53

#174C8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#174C8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C8E

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174C8E	#FFFFFF	#000000	##FFFFFF
##174C8E	1.00	8.53	2.46	8.53
#FFFFFF	8.53	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#295291

Deuteranopia (green-blind)

#0C478D

Tritanopia (blue-blind)

#005C66

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #174c8e;
/* rgb */ color: rgb(23, 76, 142);
/* oklch */ color: oklch(42.0% 0.122 256.2);

Tailwind

colors: {
  custom: {
    50: '#697daf',
    500: '#174c8e',
    950: '#000000',
  },
}

SCSS

$custom: #174c8e;
$custom-light: #697daf;
$custom-dark: #000000;

JSON

{
  "hex": "#174c8e",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 142
  },
  "hsl": {
    "h": 213.277,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.42032,
    "c": 0.1224,
    "h": 256.2
  },
  "luminance": 0.07304
}

Semantic roles & 50–950 ramp

primary

#174C8E

secondary

#C08740

accent

#9E39EF

background

#F6F7FA

surface

#ECEEF5

border

#C7C9CF

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #174C8E

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

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