#175E7E#175E7E

#175E7E is a mid, moderate cyan. Relative luminance 0.097; OKLCH L 45.5% C 0.085 H 233.1°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#175E7E
RGB	rgb(23, 94, 126)
HSL	hsl(199, 69%, 29%)
HSV	hsv(199, 82%, 49%)
CMYK	cmyk(81.7%, 25.4%, 0%, 50.6%)
CIE-LAB	lab(37.29, -9.46, -24.01)
CIE-LCH	lch(37.29, 25.80, 248.49°)
OKLab	oklab(45.51% -0.0508 -0.0677)
OKLCH	oklch(45.51% 0.085 233.1)
XYZ	xyz(8.1204, 9.6929, 21.1776)
Luminance	0.0969 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175E7E #7E3717

analogous

#177E6B #175E7E #172A7E

triadic

#175E7E #7E175E #5E7E17

tetradic

#175E7E #6B177E #7E3717 #2A7E17

square

#175E7E #6B177E #7E3717 #2A7E17

split-complementary

#175E7E #7E172A #7E6B17

monochromatic

#05131A #0E374A #175E7E #2085B2 #35A7DA

Accessibility & contrast

On white

7.15

#175E7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#175E7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175E7E

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175E7E	#FFFFFF	#000000	##FFFFFF
##175E7E	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5D80

Deuteranopia (green-blind)

#40537D

Tritanopia (blue-blind)

#006769

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #175e7e;
/* rgb */ color: rgb(23, 94, 126);
/* oklch */ color: oklch(45.5% 0.085 233.1);

Tailwind

colors: {
  custom: {
    50: '#668ba3',
    500: '#175e7e',
    950: '#000000',
  },
}

SCSS

$custom: #175e7e;
$custom-light: #668ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#175e7e",
  "rgb": {
    "r": 23,
    "g": 94,
    "b": 126
  },
  "hsl": {
    "h": 198.641,
    "s": 69.128,
    "l": 29.216
  },
  "oklch": {
    "l": 0.45512,
    "c": 0.0846,
    "h": 233.1
  },
  "luminance": 0.09694
}

Semantic roles & 50–950 ramp

primary

#175E7E

secondary

#B3623E

accent

#733CEC

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #175E7E

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

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