#174E63#174E63

#174E63 is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 39.9% C 0.066 H 227.7°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#174E63
RGB	rgb(23, 78, 99)
HSL	hsl(197, 62%, 24%)
HSV	hsv(197, 77%, 39%)
CMYK	cmyk(76.8%, 21.2%, 0%, 61.2%)
CIE-LAB	lab(30.71, -9.99, -17.39)
CIE-LCH	lch(30.71, 20.05, 240.12°)
OKLab	oklab(39.85% -0.0444 -0.0487)
OKLCH	oklch(39.85% 0.066 227.7)
XYZ	xyz(5.3290, 6.5312, 12.7818)
Luminance	0.0653 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174E63 #632C17

analogous

#176352 #174E63 #172863

triadic

#174E63 #63174E #4E6317

tetradic

#174E63 #521763 #632C17 #286317

square

#174E63 #521763 #632C17 #286317

split-complementary

#174E63 #631728 #635217

monochromatic

#061419 #0B2731 #174E63 #237595 #2E9CC6

Accessibility & contrast

On white

9.11

#174E63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#174E63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174E63

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174E63	#FFFFFF	#000000	##FFFFFF
##174E63	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434D64

Deuteranopia (green-blind)

#394563

Tritanopia (blue-blind)

#005455

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #174e63;
/* rgb */ color: rgb(23, 78, 99);
/* oklch */ color: oklch(39.9% 0.066 227.7);

Tailwind

colors: {
  custom: {
    50: '#607f8f',
    500: '#174e63',
    950: '#000000',
  },
}

SCSS

$custom: #174e63;
$custom-light: #607f8f;
$custom-dark: #000000;

JSON

{
  "hex": "#174e63",
  "rgb": {
    "r": 23,
    "g": 78,
    "b": 99
  },
  "hsl": {
    "h": 196.579,
    "s": 62.295,
    "l": 23.922
  },
  "oklch": {
    "l": 0.39851,
    "c": 0.06594,
    "h": 227.7
  },
  "luminance": 0.06532
}

Semantic roles & 50–950 ramp

primary

#174E63

secondary

#9A563C

accent

#6F42E5

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0C

muted

#7A7C7D

Preview Lab

Preview with #174E63

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

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