#176E81#176E81

#176E81 is a mid, moderate cyan. Relative luminance 0.129; OKLCH L 49.8% C 0.082 H 216.7°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#176E81
RGB	rgb(23, 110, 129)
HSL	hsl(191, 70%, 30%)
HSV	hsv(191, 82%, 51%)
CMYK	cmyk(82.2%, 14.7%, 0%, 49.4%)
CIE-LAB	lab(42.64, -17.58, -17.55)
CIE-LCH	lch(42.64, 24.84, 224.95°)
OKLab	oklab(49.85% -0.0659 -0.0491)
OKLCH	oklch(49.85% 0.082 216.7)
XYZ	xyz(9.8900, 12.9178, 22.7367)
Luminance	0.1292 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#176E81 #812A17

analogous

#17815F #176E81 #173981

triadic

#176E81 #81176E #6E8117

tetradic

#176E81 #5F1781 #812A17 #398117

square

#176E81 #5F1781 #812A17 #398117

split-complementary

#176E81 #811739 #815F17

monochromatic

#05161A #0E424D #176E81 #209AB5 #37BEDB

Accessibility & contrast

On white

5.86

#176E81 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#176E81 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #176E81

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##176E81	#FFFFFF	#000000	##FFFFFF
##176E81	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616A82

Deuteranopia (green-blind)

#536081

Tritanopia (blue-blind)

#007574

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #176e81;
/* rgb */ color: rgb(23, 110, 129);
/* oklch */ color: oklch(49.8% 0.082 216.7);

Tailwind

colors: {
  custom: {
    50: '#6897a5',
    500: '#176e81',
    950: '#000000',
  },
}

SCSS

$custom: #176e81;
$custom-light: #6897a5;
$custom-dark: #000000;

JSON

{
  "hex": "#176e81",
  "rgb": {
    "r": 23,
    "g": 110,
    "b": 129
  },
  "hsl": {
    "h": 190.755,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.49847,
    "c": 0.08217,
    "h": 216.7
  },
  "luminance": 0.12919
}

Semantic roles & 50–950 ramp

primary

#176E81

secondary

#B5543E

accent

#5B3BED

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#070D0F

muted

#7A7E7F

Preview Lab

Preview with #176E81

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

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