#175A74#175A74

#175A74 is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 43.9% C 0.077 H 228.9°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#175A74
RGB	rgb(23, 90, 116)
HSL	hsl(197, 67%, 27%)
HSV	hsv(197, 80%, 45%)
CMYK	cmyk(80.2%, 22.4%, 0%, 54.5%)
CIE-LAB	lab(35.51, -10.84, -20.62)
CIE-LCH	lch(35.51, 23.29, 242.26°)
OKLab	oklab(43.94% -0.0505 -0.0579)
OKLCH	oklch(43.94% 0.077 228.9)
XYZ	xyz(7.1606, 8.7546, 17.8320)
Luminance	0.0876 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175A74 #743117

analogous

#17745F #175A74 #172C74

triadic

#175A74 #74175A #5A7417

tetradic

#175A74 #5F1774 #743117 #2C7417

square

#175A74 #5F1774 #743117 #2C7417

split-complementary

#175A74 #74172C #745F17

monochromatic

#05141A #0D3241 #175A74 #2182A7 #30A7D6

Accessibility & contrast

On white

7.63

#175A74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#175A74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175A74

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175A74	#FFFFFF	#000000	##FFFFFF
##175A74	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5875

Deuteranopia (green-blind)

#405074

Tritanopia (blue-blind)

#006163

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #175a74;
/* rgb */ color: rgb(23, 90, 116);
/* oklch */ color: oklch(43.9% 0.077 228.9);

Tailwind

colors: {
  custom: {
    50: '#64889c',
    500: '#175a74',
    950: '#000000',
  },
}

SCSS

$custom: #175a74;
$custom-light: #64889c;
$custom-dark: #000000;

JSON

{
  "hex": "#175a74",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 116
  },
  "hsl": {
    "h": 196.774,
    "s": 66.906,
    "l": 27.255
  },
  "oklch": {
    "l": 0.43939,
    "c": 0.07687,
    "h": 228.9
  },
  "luminance": 0.08755
}

Semantic roles & 50–950 ramp

primary

#175A74

secondary

#A95C3D

accent

#6E3EEA

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #175A74

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

Preview Lab → · Contrast checker → · Palette generator →