#174257#174257

#174257 is a dark, muted cyan. Relative luminance 0.048; OKLCH L 35.9% C 0.059 H 233.1°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#174257
RGB	rgb(23, 66, 87)
HSL	hsl(200, 58%, 22%)
HSV	hsv(200, 74%, 34%)
CMYK	cmyk(73.6%, 24.1%, 0%, 65.9%)
CIE-LAB	lab(26.06, -7.06, -16.88)
CIE-LCH	lch(26.06, 18.30, 247.30°)
OKLab	oklab(35.95% -0.0355 -0.0474)
OKLCH	oklch(35.95% 0.059 233.1)
XYZ	xyz(4.0212, 4.7663, 9.7230)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174257 #572C17

analogous

#17574C #174257 #172257

triadic

#174257 #571742 #425717

tetradic

#174257 #4C1757 #572C17 #225717

square

#174257 #4C1757 #572C17 #225717

split-complementary

#174257 #571722 #574C17

monochromatic

#061218 #0A1D27 #174257 #246787 #318BB8

Accessibility & contrast

On white

10.75

#174257 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#174257 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174257

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174257	#FFFFFF	#000000	##FFFFFF
##174257	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384158

Deuteranopia (green-blind)

#2F3B57

Tritanopia (blue-blind)

#004849

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #174257;
/* rgb */ color: rgb(23, 66, 87);
/* oklch */ color: oklch(35.9% 0.059 233.1);

Tailwind

colors: {
  custom: {
    50: '#5d7686',
    500: '#174257',
    950: '#000000',
  },
}

SCSS

$custom: #174257;
$custom-light: #5d7686;
$custom-dark: #000000;

JSON

{
  "hex": "#174257",
  "rgb": {
    "r": 23,
    "g": 66,
    "b": 87
  },
  "hsl": {
    "h": 199.688,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.35949,
    "c": 0.05923,
    "h": 233.1
  },
  "luminance": 0.04767
}

Semantic roles & 50–950 ramp

primary

#174257

secondary

#8E573C

accent

#7946E1

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#05080B

muted

#797B7C

Preview Lab

Preview with #174257

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

Preview Lab → · Contrast checker → · Palette generator →