#174571#174571

#174571 is a dark, moderate cyan. Relative luminance 0.056; OKLCH L 38.3% C 0.090 H 250.6°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#174571
RGB	rgb(23, 69, 113)
HSL	hsl(209, 66%, 27%)
HSV	hsv(209, 80%, 44%)
CMYK	cmyk(79.6%, 38.9%, 0%, 55.7%)
CIE-LAB	lab(28.46, 1.30, -29.80)
CIE-LCH	lch(28.46, 29.83, 272.50°)
OKLab	oklab(38.3% -0.0299 -0.0849)
OKLCH	oklch(38.3% 0.09 250.6)
XYZ	xyz(5.4610, 5.6300, 16.4185)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174571 #714317

analogous

#177170 #174571 #171871

triadic

#174571 #711745 #457117

tetradic

#174571 #701771 #714317 #187117

square

#174571 #701771 #714317 #187117

split-complementary

#174571 #711718 #717017

monochromatic

#051019 #0D263E #174571 #2164A4 #2E83D4

Accessibility & contrast

On white

9.88

#174571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#174571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174571

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174571	#FFFFFF	#000000	##FFFFFF
##174571	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#304873

Deuteranopia (green-blind)

#233F70

Tritanopia (blue-blind)

#004F55

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #174571;
/* rgb */ color: rgb(23, 69, 113);
/* oklch */ color: oklch(38.3% 0.090 250.6);

Tailwind

colors: {
  custom: {
    50: '#63789a',
    500: '#174571',
    950: '#000000',
  },
}

SCSS

$custom: #174571;
$custom-light: #63789a;
$custom-dark: #000000;

JSON

{
  "hex": "#174571",
  "rgb": {
    "r": 23,
    "g": 69,
    "b": 113
  },
  "hsl": {
    "h": 209.333,
    "s": 66.176,
    "l": 26.667
  },
  "oklch": {
    "l": 0.38304,
    "c": 0.09,
    "h": 250.6
  },
  "luminance": 0.05631
}

Semantic roles & 50–950 ramp

primary

#174571

secondary

#A7713D

accent

#923FE9

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #174571

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

Preview Lab → · Contrast checker → · Palette generator →