#17454F#17454F

#17454F is a dark, muted cyan. Relative luminance 0.050; OKLCH L 36.4% C 0.052 H 214.6°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#17454F
RGB	rgb(23, 69, 79)
HSL	hsl(191, 55%, 20%)
HSV	hsv(191, 71%, 31%)
CMYK	cmyk(70.9%, 12.7%, 0%, 69%)
CIE-LAB	lab(26.74, -11.89, -10.62)
CIE-LCH	lch(26.74, 15.94, 221.76°)
OKLab	oklab(36.38% -0.0427 -0.0295)
OKLCH	oklch(36.38% 0.052 214.6)
XYZ	xyz(3.8922, 5.0025, 8.1561)
Luminance	0.0500 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17454F #4F2117

analogous

#174F3D #17454F #17294F

triadic

#17454F #4F1745 #454F17

tetradic

#17454F #3D174F #4F2117 #294F17

square

#17454F #3D174F #4F2117 #294F17

split-complementary

#17454F #4F1729 #4F3D17

monochromatic

#071518 #091C20 #17454F #256E7E #3398AE

Accessibility & contrast

On white

10.50

#17454F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#17454F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17454F

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17454F	#FFFFFF	#000000	##FFFFFF
##17454F	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4350

Deuteranopia (green-blind)

#363D4F

Tritanopia (blue-blind)

#004948

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #17454f;
/* rgb */ color: rgb(23, 69, 79);
/* oklch */ color: oklch(36.4% 0.052 214.6);

Tailwind

colors: {
  custom: {
    50: '#5c7880',
    500: '#17454f',
    950: '#000000',
  },
}

SCSS

$custom: #17454f;
$custom-light: #5c7880;
$custom-dark: #000000;

JSON

{
  "hex": "#17454f",
  "rgb": {
    "r": 23,
    "g": 69,
    "b": 79
  },
  "hsl": {
    "h": 190.714,
    "s": 54.902,
    "l": 20
  },
  "oklch": {
    "l": 0.36378,
    "c": 0.05191,
    "h": 214.6
  },
  "luminance": 0.05003
}

Semantic roles & 50–950 ramp

primary

#17454F

secondary

#86493C

accent

#644ADE

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04090A

muted

#797B7C

Preview Lab

Preview with #17454F

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

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