#17597F#17597F

#17597F is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.3% C 0.089 H 239.4°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#17597F
RGB	rgb(23, 89, 127)
HSL	hsl(202, 69%, 29%)
HSV	hsv(202, 82%, 50%)
CMYK	cmyk(81.9%, 29.9%, 0%, 50.2%)
CIE-LAB	lab(35.71, -6.03, -27.08)
CIE-LCH	lch(35.71, 27.75, 257.46°)
OKLab	oklab(44.28% -0.0454 -0.0767)
OKLCH	oklch(44.28% 0.089 239.4)
XYZ	xyz(7.7550, 8.8583, 21.3757)
Luminance	0.0886 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17597F #7F3D17

analogous

#177F71 #17597F #17257F

triadic

#17597F #7F1759 #597F17

tetradic

#17597F #71177F #7F3D17 #257F17

square

#17597F #71177F #7F3D17 #257F17

split-complementary

#17597F #7F1725 #7F7117

monochromatic

#05121A #0E354B #17597F #207DB3 #369EDB

Accessibility & contrast

On white

7.58

#17597F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#17597F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17597F

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17597F	#FFFFFF	#000000	##FFFFFF
##17597F	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#475981

Deuteranopia (green-blind)

#39507E

Tritanopia (blue-blind)

#006366

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #17597f;
/* rgb */ color: rgb(23, 89, 127);
/* oklch */ color: oklch(44.3% 0.089 239.4);

Tailwind

colors: {
  custom: {
    50: '#6687a4',
    500: '#17597f',
    950: '#000000',
  },
}

SCSS

$custom: #17597f;
$custom-light: #6687a4;
$custom-dark: #000000;

JSON

{
  "hex": "#17597f",
  "rgb": {
    "r": 23,
    "g": 89,
    "b": 127
  },
  "hsl": {
    "h": 201.923,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.44275,
    "c": 0.08907,
    "h": 239.4
  },
  "luminance": 0.08859
}

Semantic roles & 50–950 ramp

primary

#17597F

secondary

#B4693E

accent

#7C3CEC

background

#F6F8FA

surface

#EBEFF4

border

#C6CACE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #17597F

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

Preview Lab → · Contrast checker → · Palette generator →