#177EA0#177EA0

#177EA0 is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.4% C 0.101 H 226.6°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#177EA0
RGB	rgb(23, 126, 160)
HSL	hsl(195, 75%, 36%)
HSV	hsv(195, 86%, 63%)
CMYK	cmyk(85.6%, 21.2%, 0%, 37.3%)
CIE-LAB	lab(49.06, -15.38, -26.01)
CIE-LCH	lch(49.06, 30.22, 239.41°)
OKLab	oklab(55.43% -0.0692 -0.0732)
OKLCH	oklch(55.43% 0.101 226.6)
XYZ	xyz(14.1567, 17.6401, 35.9096)
Luminance	0.1764 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177EA0 #A03917

analogous

#17A07D #177EA0 #1739A0

triadic

#177EA0 #A0177E #7EA017

tetradic

#177EA0 #7D17A0 #A03917 #39A017

square

#177EA0 #7D17A0 #A03917 #39A017

split-complementary

#177EA0 #A01739 #A07D17

monochromatic

#082A35 #0F546A #177EA0 #1FA8D6 #4CBFE5

Accessibility & contrast

On white

4.64

#177EA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#177EA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #177EA0

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177EA0	#FFFFFF	#000000	##FFFFFF
##177EA0	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7CA2

Deuteranopia (green-blind)

#5A6FA0

Tritanopia (blue-blind)

#008889

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #177ea0;
/* rgb */ color: rgb(23, 126, 160);
/* oklch */ color: oklch(55.4% 0.101 226.6);

Tailwind

colors: {
  custom: {
    50: '#6fa3bc',
    500: '#177ea0',
    950: '#000000',
  },
}

SCSS

$custom: #177ea0;
$custom-light: #6fa3bc;
$custom-dark: #000000;

JSON

{
  "hex": "#177ea0",
  "rgb": {
    "r": 23,
    "g": 126,
    "b": 160
  },
  "hsl": {
    "h": 194.891,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.55431,
    "c": 0.10068,
    "h": 226.6
  },
  "luminance": 0.17642
}

Semantic roles & 50–950 ramp

primary

#177EA0

secondary

#C76A4C

accent

#6536F1

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #177EA0

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

Preview Lab → · Contrast checker → · Palette generator →