#17457C#17457C

#17457C is a dark, moderate cyan. Relative luminance 0.059; OKLCH L 39.1% C 0.106 H 255.2°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#17457C
RGB	rgb(23, 69, 124)
HSL	hsl(213, 69%, 29%)
HSV	hsv(213, 81%, 49%)
CMYK	cmyk(81.5%, 44.4%, 0%, 51.4%)
CIE-LAB	lab(29.14, 5.81, -35.63)
CIE-LCH	lch(29.14, 36.10, 279.27°)
OKLab	oklab(39.06% -0.027 -0.102)
OKLCH	oklch(39.06% 0.106 255.2)
XYZ	xyz(6.1182, 5.8929, 19.8799)
Luminance	0.0589 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17457C #7C4E17

analogous

#17787C #17457C #1C177C

triadic

#17457C #7C1745 #457C17

tetradic

#17457C #7C1778 #7C4E17 #177C1C

square

#17457C #7C1778 #7C4E17 #177C1C

split-complementary

#17457C #7C1C17 #787C17

monochromatic

#050E1A #0D2848 #17457C #2162B0 #347FD9

Accessibility & contrast

On white

9.64

#17457C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#17457C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17457C

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17457C	#FFFFFF	#000000	##FFFFFF
##17457C	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294A7E

Deuteranopia (green-blind)

#17407B

Tritanopia (blue-blind)

#00525A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #17457c;
/* rgb */ color: rgb(23, 69, 124);
/* oklch */ color: oklch(39.1% 0.106 255.2);

Tailwind

colors: {
  custom: {
    50: '#6578a2',
    500: '#17457c',
    950: '#000000',
  },
}

SCSS

$custom: #17457c;
$custom-light: #6578a2;
$custom-dark: #000000;

JSON

{
  "hex": "#17457c",
  "rgb": {
    "r": 23,
    "g": 69,
    "b": 124
  },
  "hsl": {
    "h": 212.673,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.39057,
    "c": 0.10555,
    "h": 255.2
  },
  "luminance": 0.05894
}

Semantic roles & 50–950 ramp

primary

#17457C

secondary

#B17D3E

accent

#9C3CEC

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#06080F

muted

#7A7B7F

Preview Lab

Preview with #17457C

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

Preview Lab → · Contrast checker → · Palette generator →