#17507C#17507C

#17507C is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 41.8% C 0.093 H 246.3°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#17507C
RGB	rgb(23, 80, 124)
HSL	hsl(206, 69%, 29%)
HSV	hsv(206, 81%, 49%)
CMYK	cmyk(81.5%, 35.5%, 0%, 51.4%)
CIE-LAB	lab(32.64, -1.51, -30.06)
CIE-LCH	lch(32.64, 30.10, 267.13°)
OKLab	oklab(41.8% -0.0375 -0.0855)
OKLCH	oklch(41.8% 0.093 246.3)
XYZ	xyz(6.8587, 7.3739, 20.1267)
Luminance	0.0737 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17507C #7C4317

analogous

#177C76 #17507C #171E7C

triadic

#17507C #7C1750 #507C17

tetradic

#17507C #76177C #7C4317 #1E7C17

square

#17507C #76177C #7C4317 #1E7C17

split-complementary

#17507C #7C171E #7C7617

monochromatic

#05111A #0D2F48 #17507C #2171B0 #3491D9

Accessibility & contrast

On white

8.48

#17507C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#17507C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17507C

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17507C	#FFFFFF	#000000	##FFFFFF
##17507C	1.00	8.48	2.47	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B527E

Deuteranopia (green-blind)

#2D497B

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #17507c;
/* rgb */ color: rgb(23, 80, 124);
/* oklch */ color: oklch(41.8% 0.093 246.3);

Tailwind

colors: {
  custom: {
    50: '#6580a2',
    500: '#17507c',
    950: '#000000',
  },
}

SCSS

$custom: #17507c;
$custom-light: #6580a2;
$custom-dark: #000000;

JSON

{
  "hex": "#17507c",
  "rgb": {
    "r": 23,
    "g": 80,
    "b": 124
  },
  "hsl": {
    "h": 206.139,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.41798,
    "c": 0.09333,
    "h": 246.3
  },
  "luminance": 0.07375
}

Semantic roles & 50–950 ramp

primary

#17507C

secondary

#B1703E

accent

#893CEC

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#060A0F

muted

#7A7C7F

Preview Lab

Preview with #17507C

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

Preview Lab → · Contrast checker → · Palette generator →