#17576B#17576B

#17576B is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 42.7% C 0.070 H 223.3°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#17576B
RGB	rgb(23, 87, 107)
HSL	hsl(194, 65%, 25%)
HSV	hsv(194, 79%, 42%)
CMYK	cmyk(78.5%, 18.7%, 0%, 58%)
CIE-LAB	lab(34.11, -12.41, -17.19)
CIE-LCH	lch(34.11, 21.20, 234.18°)
OKLab	oklab(42.68% -0.051 -0.0481)
OKLCH	oklch(42.68% 0.07 223.3)
XYZ	xyz(6.4143, 8.0593, 15.1246)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17576B #6B2B17

analogous

#176B55 #17576B #172D6B

triadic

#17576B #6B1757 #576B17

tetradic

#17576B #55176B #6B2B17 #2D6B17

square

#17576B #55176B #6B2B17 #2D6B17

split-complementary

#17576B #6B172D #6B5517

monochromatic

#051419 #0C2E39 #17576B #22809D #2DA9D0

Accessibility & contrast

On white

8.04

#17576B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#17576B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17576B

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17576B	#FFFFFF	#000000	##FFFFFF
##17576B	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C556C

Deuteranopia (green-blind)

#404D6B

Tritanopia (blue-blind)

#005D5D

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #17576b;
/* rgb */ color: rgb(23, 87, 107);
/* oklch */ color: oklch(42.7% 0.070 223.3);

Tailwind

colors: {
  custom: {
    50: '#628695',
    500: '#17576b',
    950: '#000000',
  },
}

SCSS

$custom: #17576b;
$custom-light: #628695;
$custom-dark: #000000;

JSON

{
  "hex": "#17576b",
  "rgb": {
    "r": 23,
    "g": 87,
    "b": 107
  },
  "hsl": {
    "h": 194.286,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.42684,
    "c": 0.07012,
    "h": 223.3
  },
  "luminance": 0.0806
}

Semantic roles & 50–950 ramp

primary

#17576B

secondary

#A1553D

accent

#6840E8

background

#F6F8F9

surface

#EBEFF1

border

#C6CACB

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #17576B

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

Preview Lab → · Contrast checker → · Palette generator →