#174F7F#174F7F

#174F7F is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.7% C 0.098 H 248.8°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#174F7F
RGB	rgb(23, 79, 127)
HSL	hsl(208, 69%, 29%)
HSV	hsv(208, 82%, 50%)
CMYK	cmyk(81.9%, 37.8%, 0%, 50.2%)
CIE-LAB	lab(32.49, 0.35, -32.16)
CIE-LCH	lch(32.49, 32.16, 270.62°)
OKLab	oklab(41.74% -0.0356 -0.0916)
OKLCH	oklch(41.74% 0.098 248.8)
XYZ	xyz(6.9786, 7.3056, 21.1169)
Luminance	0.0731 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174F7F #7F4717

analogous

#177F7B #174F7F #171B7F

triadic

#174F7F #7F174F #4F7F17

tetradic

#174F7F #7B177F #7F4717 #1B7F17

square

#174F7F #7B177F #7F4717 #1B7F17

split-complementary

#174F7F #7F171B #7F7B17

monochromatic

#05101A #0E2F4B #174F7F #206FB3 #368FDB

Accessibility & contrast

On white

8.53

#174F7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#174F7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174F7F

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174F7F	#FFFFFF	#000000	##FFFFFF
##174F7F	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)

#385281

Deuteranopia (green-blind)

#29487E

Tritanopia (blue-blind)

#005B61

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #174f7f;
/* rgb */ color: rgb(23, 79, 127);
/* oklch */ color: oklch(41.7% 0.098 248.8);

Tailwind

colors: {
  custom: {
    50: '#6680a4',
    500: '#174f7f',
    950: '#000000',
  },
}

SCSS

$custom: #174f7f;
$custom-light: #6680a4;
$custom-dark: #000000;

JSON

{
  "hex": "#174f7f",
  "rgb": {
    "r": 23,
    "g": 79,
    "b": 127
  },
  "hsl": {
    "h": 207.692,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.41735,
    "c": 0.0983,
    "h": 248.8
  },
  "luminance": 0.07306
}

Semantic roles & 50–950 ramp

primary

#174F7F

secondary

#B4743E

accent

#8D3CEC

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #174F7F

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

Preview Lab → · Contrast checker → · Palette generator →