#174C70#174C70

#174C70 is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 40.0% C 0.082 H 242.8°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#174C70
RGB	rgb(23, 76, 112)
HSL	hsl(204, 66%, 26%)
HSV	hsv(204, 79%, 44%)
CMYK	cmyk(79.5%, 32.1%, 0%, 56.1%)
CIE-LAB	lab(30.69, -3.70, -25.64)
CIE-LCH	lch(30.69, 25.91, 261.78°)
OKLab	oklab(40.04% -0.0373 -0.0727)
OKLCH	oklch(40.04% 0.082 242.8)
XYZ	xyz(5.8613, 6.5202, 16.2757)
Luminance	0.0652 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174C70 #703B17

analogous

#177068 #174C70 #171F70

triadic

#174C70 #70174C #4C7017

tetradic

#174C70 #681770 #703B17 #1F7017

square

#174C70 #681770 #703B17 #1F7017

split-complementary

#174C70 #70171F #706817

monochromatic

#051119 #0D2A3D #174C70 #216EA3 #2D91D4

Accessibility & contrast

On white

9.11

#174C70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#174C70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C70

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174C70	#FFFFFF	#000000	##FFFFFF
##174C70	1.00	9.11	2.30	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4D72

Deuteranopia (green-blind)

#2F456F

Tritanopia (blue-blind)

#005559

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #174c70;
/* rgb */ color: rgb(23, 76, 112);
/* oklch */ color: oklch(40.0% 0.082 242.8);

Tailwind

colors: {
  custom: {
    50: '#627d99',
    500: '#174c70',
    950: '#000000',
  },
}

SCSS

$custom: #174c70;
$custom-light: #627d99;
$custom-dark: #000000;

JSON

{
  "hex": "#174c70",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 112
  },
  "hsl": {
    "h": 204.27,
    "s": 65.926,
    "l": 26.471
  },
  "oklch": {
    "l": 0.40041,
    "c": 0.08167,
    "h": 242.8
  },
  "luminance": 0.06521
}

Semantic roles & 50–950 ramp

primary

#174C70

secondary

#A6673D

accent

#843FE9

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #174C70

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

Preview Lab → · Contrast checker → · Palette generator →