#175D81#175D81

#175D81 is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.4% C 0.088 H 236.6°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#175D81
RGB	rgb(23, 93, 129)
HSL	hsl(200, 70%, 30%)
HSV	hsv(200, 82%, 51%)
CMYK	cmyk(82.2%, 27.9%, 0%, 49.4%)
CIE-LAB	lab(37.11, -7.71, -26.12)
CIE-LCH	lch(37.11, 27.24, 253.55°)
OKLab	oklab(45.42% -0.0486 -0.0738)
OKLCH	oklch(45.42% 0.088 236.6)
XYZ	xyz(8.2286, 9.5948, 22.1829)
Luminance	0.0960 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175D81 #813B17

analogous

#178170 #175D81 #172881

triadic

#175D81 #81175D #5D8117

tetradic

#175D81 #701781 #813B17 #288117

square

#175D81 #701781 #813B17 #288117

split-complementary

#175D81 #811728 #817017

monochromatic

#05131A #0E384D #175D81 #2082B5 #37A4DB

Accessibility & contrast

On white

7.19

#175D81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#175D81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175D81

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175D81	#FFFFFF	#000000	##FFFFFF
##175D81	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5D83

Deuteranopia (green-blind)

#3D5380

Tritanopia (blue-blind)

#006669

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #175d81;
/* rgb */ color: rgb(23, 93, 129);
/* oklch */ color: oklch(45.4% 0.088 236.6);

Tailwind

colors: {
  custom: {
    50: '#678aa5',
    500: '#175d81',
    950: '#000000',
  },
}

SCSS

$custom: #175d81;
$custom-light: #678aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#175d81",
  "rgb": {
    "r": 23,
    "g": 93,
    "b": 129
  },
  "hsl": {
    "h": 200.377,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.45416,
    "c": 0.0884,
    "h": 236.6
  },
  "luminance": 0.09596
}

Semantic roles & 50–950 ramp

primary

#175D81

secondary

#B5673E

accent

#773BED

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #175D81

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

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