#174B70#174B70

#174B70 is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 39.8% C 0.083 H 243.9°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#174B70
RGB	rgb(23, 75, 112)
HSL	hsl(205, 66%, 26%)
HSV	hsv(205, 79%, 44%)
CMYK	cmyk(79.5%, 33%, 0%, 56.1%)
CIE-LAB	lab(30.36, -3.06, -26.16)
CIE-LCH	lch(30.36, 26.34, 263.33°)
OKLab	oklab(39.78% -0.0363 -0.0742)
OKLCH	oklch(39.78% 0.083 243.9)
XYZ	xyz(5.7929, 6.3835, 16.2529)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174B70 #703C17

analogous

#177069 #174B70 #171F70

triadic

#174B70 #70174B #4B7017

tetradic

#174B70 #691770 #703C17 #1F7017

square

#174B70 #691770 #703C17 #1F7017

split-complementary

#174B70 #70171F #706917

monochromatic

#051119 #0D293D #174B70 #216DA3 #2D8FD4

Accessibility & contrast

On white

9.22

#174B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#174B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174B70

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174B70	#FFFFFF	#000000	##FFFFFF
##174B70	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A4C72

Deuteranopia (green-blind)

#2D446F

Tritanopia (blue-blind)

#005458

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #174b70;
/* rgb */ color: rgb(23, 75, 112);
/* oklch */ color: oklch(39.8% 0.083 243.9);

Tailwind

colors: {
  custom: {
    50: '#627d99',
    500: '#174b70',
    950: '#000000',
  },
}

SCSS

$custom: #174b70;
$custom-light: #627d99;
$custom-dark: #000000;

JSON

{
  "hex": "#174b70",
  "rgb": {
    "r": 23,
    "g": 75,
    "b": 112
  },
  "hsl": {
    "h": 204.944,
    "s": 65.926,
    "l": 26.471
  },
  "oklch": {
    "l": 0.39781,
    "c": 0.08257,
    "h": 243.9
  },
  "luminance": 0.06384
}

Semantic roles & 50–950 ramp

primary

#174B70

secondary

#A6693D

accent

#863FE9

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #174B70

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

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