#174057#174057

#174057 is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.4% C 0.060 H 236.7°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#174057
RGB	rgb(23, 64, 87)
HSL	hsl(202, 58%, 22%)
HSV	hsv(202, 74%, 34%)
CMYK	cmyk(73.6%, 26.4%, 0%, 65.9%)
CIE-LAB	lab(25.37, -5.78, -17.95)
CIE-LCH	lch(25.37, 18.85, 252.16°)
OKLab	oklab(35.4% -0.0332 -0.0505)
OKLCH	oklch(35.4% 0.06 236.7)
XYZ	xyz(3.9064, 4.5366, 9.6848)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174057 #572E17

analogous

#17574E #174057 #172057

triadic

#174057 #571740 #405717

tetradic

#174057 #4E1757 #572E17 #205717

square

#174057 #4E1757 #572E17 #205717

split-complementary

#174057 #571720 #574E17

monochromatic

#061218 #0A1C27 #174057 #246487 #3187B8

Accessibility & contrast

On white

11.01

#174057 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#174057 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174057

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174057	#FFFFFF	#000000	##FFFFFF
##174057	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#354058

Deuteranopia (green-blind)

#2C3957

Tritanopia (blue-blind)

#004648

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #174057;
/* rgb */ color: rgb(23, 64, 87);
/* oklch */ color: oklch(35.4% 0.060 236.7);

Tailwind

colors: {
  custom: {
    50: '#5d7486',
    500: '#174057',
    950: '#000000',
  },
}

SCSS

$custom: #174057;
$custom-light: #5d7486;
$custom-dark: #000000;

JSON

{
  "hex": "#174057",
  "rgb": {
    "r": 23,
    "g": 64,
    "b": 87
  },
  "hsl": {
    "h": 201.563,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.35403,
    "c": 0.0604,
    "h": 236.7
  },
  "luminance": 0.04537
}

Semantic roles & 50–950 ramp

primary

#174057

secondary

#8E593C

accent

#7E46E1

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#05080B

muted

#797B7C

Preview Lab

Preview with #174057

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

Preview Lab → · Contrast checker → · Palette generator →