#17507D#17507D

#17507D is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 41.9% C 0.095 H 246.9°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#17507D
RGB	rgb(23, 80, 125)
HSL	hsl(206, 69%, 29%)
HSV	hsv(206, 82%, 49%)
CMYK	cmyk(81.6%, 36%, 0%, 51%)
CIE-LAB	lab(32.70, -1.11, -30.59)
CIE-LCH	lch(32.70, 30.61, 267.93°)
OKLab	oklab(41.86% -0.0372 -0.087)
OKLCH	oklch(41.86% 0.095 246.9)
XYZ	xyz(6.9223, 7.3993, 20.4614)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17507D #7D4417

analogous

#177D77 #17507D #171D7D

triadic

#17507D #7D1750 #507D17

tetradic

#17507D #77177D #7D4417 #1D7D17

square

#17507D #77177D #7D4417 #1D7D17

split-complementary

#17507D #7D171D #7D7717

monochromatic

#05111A #0D2F49 #17507D #2171B1 #3591DA

Accessibility & contrast

On white

8.47

#17507D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#17507D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17507D

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17507D	#FFFFFF	#000000	##FFFFFF
##17507D	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B527F

Deuteranopia (green-blind)

#2C497C

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #17507d;
/* rgb */ color: rgb(23, 80, 125);
/* oklch */ color: oklch(41.9% 0.095 246.9);

Tailwind

colors: {
  custom: {
    50: '#6580a3',
    500: '#17507d',
    950: '#000000',
  },
}

SCSS

$custom: #17507d;
$custom-light: #6580a3;
$custom-dark: #000000;

JSON

{
  "hex": "#17507d",
  "rgb": {
    "r": 23,
    "g": 80,
    "b": 125
  },
  "hsl": {
    "h": 206.471,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.4186,
    "c": 0.09463,
    "h": 246.9
  },
  "luminance": 0.074
}

Semantic roles & 50–950 ramp

primary

#17507D

secondary

#B2713E

accent

#8A3CEC

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #17507D

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

Preview Lab → · Contrast checker → · Palette generator →