#174E6F#174E6F

#174E6F is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.5% C 0.079 H 239.7°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#174E6F
RGB	rgb(23, 78, 111)
HSL	hsl(203, 66%, 26%)
HSV	hsv(203, 79%, 44%)
CMYK	cmyk(79.3%, 29.7%, 0%, 56.5%)
CIE-LAB	lab(31.30, -5.38, -24.06)
CIE-LCH	lch(31.30, 24.66, 257.41°)
OKLab	oklab(40.51% -0.0398 -0.068)
OKLCH	oklch(40.51% 0.079 239.7)
XYZ	xyz(5.9459, 6.7779, 16.0307)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174E6F #6F3817

analogous

#176F64 #174E6F #17226F

triadic

#174E6F #6F174E #4E6F17

tetradic

#174E6F #64176F #6F3817 #226F17

square

#174E6F #64176F #6F3817 #226F17

split-complementary

#174E6F #6F1722 #6F6417

monochromatic

#051219 #0C2A3C #174E6F #2272A2 #2D95D3

Accessibility & contrast

On white

8.91

#174E6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#174E6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174E6F

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174E6F	#FFFFFF	#000000	##FFFFFF
##174E6F	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)

#3E4E70

Deuteranopia (green-blind)

#32466E

Tritanopia (blue-blind)

#005659

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #174e6f;
/* rgb */ color: rgb(23, 78, 111);
/* oklch */ color: oklch(40.5% 0.079 239.7);

Tailwind

colors: {
  custom: {
    50: '#627f98',
    500: '#174e6f',
    950: '#000000',
  },
}

SCSS

$custom: #174e6f;
$custom-light: #627f98;
$custom-dark: #000000;

JSON

{
  "hex": "#174e6f",
  "rgb": {
    "r": 23,
    "g": 78,
    "b": 111
  },
  "hsl": {
    "h": 202.5,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.40505,
    "c": 0.07879,
    "h": 239.7
  },
  "luminance": 0.06779
}

Semantic roles & 50–950 ramp

primary

#174E6F

secondary

#A5643D

accent

#7F3FE9

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #174E6F

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

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