#174D6B#174D6B

#174D6B is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 40.0% C 0.075 H 237.6°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#174D6B
RGB	rgb(23, 77, 107)
HSL	hsl(201, 65%, 25%)
HSV	hsv(201, 79%, 42%)
CMYK	cmyk(78.5%, 28%, 0%, 58%)
CIE-LAB	lab(30.76, -6.31, -22.38)
CIE-LCH	lch(30.76, 23.25, 254.26°)
OKLab	oklab(40.01% -0.0401 -0.0631)
OKLCH	oklch(40.01% 0.075 237.6)
XYZ	xyz(5.6600, 6.5508, 14.8732)
Luminance	0.0655 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174D6B #6B3517

analogous

#176B5F #174D6B #17236B

triadic

#174D6B #6B174D #4D6B17

tetradic

#174D6B #5F176B #6B3517 #236B17

square

#174D6B #5F176B #6B3517 #236B17

split-complementary

#174D6B #6B1723 #6B5F17

monochromatic

#051219 #0C2939 #174D6B #22719D #2D95D0

Accessibility & contrast

On white

9.09

#174D6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#174D6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174D6B

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174D6B	#FFFFFF	#000000	##FFFFFF
##174D6B	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F4D6C

Deuteranopia (green-blind)

#33456A

Tritanopia (blue-blind)

#005557

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #174d6b;
/* rgb */ color: rgb(23, 77, 107);
/* oklch */ color: oklch(40.0% 0.075 237.6);

Tailwind

colors: {
  custom: {
    50: '#617e95',
    500: '#174d6b',
    950: '#000000',
  },
}

SCSS

$custom: #174d6b;
$custom-light: #617e95;
$custom-dark: #000000;

JSON

{
  "hex": "#174d6b",
  "rgb": {
    "r": 23,
    "g": 77,
    "b": 107
  },
  "hsl": {
    "h": 201.429,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.40014,
    "c": 0.07483,
    "h": 237.6
  },
  "luminance": 0.06551
}

Semantic roles & 50–950 ramp

primary

#174D6B

secondary

#A1613D

accent

#7C40E8

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #174D6B

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

Preview Lab → · Contrast checker → · Palette generator →