#177588#177588

#177588 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.0% C 0.086 H 215.4°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#177588
RGB	rgb(23, 117, 136)
HSL	hsl(190, 71%, 31%)
HSV	hsv(190, 83%, 53%)
CMYK	cmyk(83.1%, 14%, 0%, 46.7%)
CIE-LAB	lab(45.19, -18.95, -17.83)
CIE-LCH	lch(45.19, 26.02, 223.24°)
OKLab	oklab(52% -0.0701 -0.0498)
OKLCH	oklch(52% 0.086 215.4)
XYZ	xyz(11.1567, 14.6809, 25.5335)
Luminance	0.1468 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177588 #882A17

analogous

#178862 #177588 #173D88

triadic

#177588 #881775 #758817

tetradic

#177588 #621788 #882A17 #3D8817

square

#177588 #621788 #882A17 #3D8817

split-complementary

#177588 #88173D #886217

monochromatic

#051B1F #0E4854 #177588 #20A2BC #3BC3DE

Accessibility & contrast

On white

5.33

#177588 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#177588 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177588

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177588	#FFFFFF	#000000	##FFFFFF
##177588	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#687189

Deuteranopia (green-blind)

#596688

Tritanopia (blue-blind)

#007C7B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #177588;
/* rgb */ color: rgb(23, 117, 136);
/* oklch */ color: oklch(52.0% 0.086 215.4);

Tailwind

colors: {
  custom: {
    50: '#6a9daa',
    500: '#177588',
    950: '#000000',
  },
}

SCSS

$custom: #177588;
$custom-light: #6a9daa;
$custom-dark: #000000;

JSON

{
  "hex": "#177588",
  "rgb": {
    "r": 23,
    "g": 117,
    "b": 136
  },
  "hsl": {
    "h": 190.088,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.51998,
    "c": 0.08596,
    "h": 215.4
  },
  "luminance": 0.14682
}

Semantic roles & 50–950 ramp

primary

#177588

secondary

#BC543F

accent

#583AEE

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #177588

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

Preview Lab → · Contrast checker → · Palette generator →