#174D59#174D59

#174D59 is a dark, muted cyan. Relative luminance 0.062; OKLCH L 39.1% C 0.059 H 215.5°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#174D59
RGB	rgb(23, 77, 89)
HSL	hsl(191, 59%, 22%)
HSV	hsv(191, 74%, 35%)
CMYK	cmyk(74.2%, 13.5%, 0%, 65.1%)
CIE-LAB	lab(29.94, -13.07, -12.20)
CIE-LCH	lch(29.94, 17.88, 223.04°)
OKLab	oklab(39.08% -0.0476 -0.034)
OKLCH	oklch(39.08% 0.059 215.5)
XYZ	xyz(4.8096, 6.2106, 10.3945)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174D59 #592317

analogous

#175944 #174D59 #172C59

triadic

#174D59 #59174D #4D5917

tetradic

#174D59 #441759 #592317 #2C5917

square

#174D59 #441759 #592317 #2C5917

split-complementary

#174D59 #59172C #594417

monochromatic

#061518 #0A2328 #174D59 #24778A #30A1BA

Accessibility & contrast

On white

9.37

#174D59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#174D59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174D59

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174D59	#FFFFFF	#000000	##FFFFFF
##174D59	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454A5A

Deuteranopia (green-blind)

#3B4459

Tritanopia (blue-blind)

#005151

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #174d59;
/* rgb */ color: rgb(23, 77, 89);
/* oklch */ color: oklch(39.1% 0.059 215.5);

Tailwind

colors: {
  custom: {
    50: '#5e7f88',
    500: '#174d59',
    950: '#000000',
  },
}

SCSS

$custom: #174d59;
$custom-light: #5e7f88;
$custom-dark: #000000;

JSON

{
  "hex": "#174d59",
  "rgb": {
    "r": 23,
    "g": 77,
    "b": 89
  },
  "hsl": {
    "h": 190.909,
    "s": 58.929,
    "l": 21.961
  },
  "oklch": {
    "l": 0.39084,
    "c": 0.05852,
    "h": 215.5
  },
  "luminance": 0.06211
}

Semantic roles & 50–950 ramp

primary

#174D59

secondary

#904B3C

accent

#6246E2

background

#F5F7F8

surface

#EAEEEF

border

#C6C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #174D59

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

Preview Lab → · Contrast checker → · Palette generator →