#174C7B#174C7B

#174C7B is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.7% C 0.096 H 249.4°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#174C7B
RGB	rgb(23, 76, 123)
HSL	hsl(208, 68%, 29%)
HSV	hsv(208, 81%, 48%)
CMYK	cmyk(81.3%, 38.2%, 0%, 51.8%)
CIE-LAB	lab(31.30, 0.71, -31.57)
CIE-LCH	lch(31.30, 31.57, 271.28°)
OKLab	oklab(40.72% -0.0339 -0.0899)
OKLCH	oklch(40.72% 0.096 249.4)
XYZ	xyz(6.5116, 6.7803, 19.7006)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174C7B #7B4617

analogous

#177B78 #174C7B #171A7B

triadic

#174C7B #7B174C #4C7B17

tetradic

#174C7B #78177B #7B4617 #1A7B17

square

#174C7B #78177B #7B4617 #1A7B17

split-complementary

#174C7B #7B171A #7B7817

monochromatic

#05101A #0D2C47 #174C7B #216CAF #338BD9

Accessibility & contrast

On white

8.91

#174C7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#174C7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174C7B

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174C7B	#FFFFFF	#000000	##FFFFFF
##174C7B	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#364F7D

Deuteranopia (green-blind)

#27467A

Tritanopia (blue-blind)

#00575D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #174c7b;
/* rgb */ color: rgb(23, 76, 123);
/* oklch */ color: oklch(40.7% 0.096 249.4);

Tailwind

colors: {
  custom: {
    50: '#657da1',
    500: '#174c7b',
    950: '#000000',
  },
}

SCSS

$custom: #174c7b;
$custom-light: #657da1;
$custom-dark: #000000;

JSON

{
  "hex": "#174c7b",
  "rgb": {
    "r": 23,
    "g": 76,
    "b": 123
  },
  "hsl": {
    "h": 208.2,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.40724,
    "c": 0.09612,
    "h": 249.4
  },
  "luminance": 0.06781
}

Semantic roles & 50–950 ramp

primary

#174C7B

secondary

#B0733E

accent

#8F3CEB

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090F

muted

#7A7B7E

Preview Lab

Preview with #174C7B

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

Preview Lab → · Contrast checker → · Palette generator →