#17457A#17457A

#17457A is a dark, moderate cyan. Relative luminance 0.058; OKLCH L 38.9% C 0.103 H 254.5°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#17457A
RGB	rgb(23, 69, 122)
HSL	hsl(212, 68%, 28%)
HSV	hsv(212, 81%, 48%)
CMYK	cmyk(81.1%, 43.4%, 0%, 52.2%)
CIE-LAB	lab(29.01, 4.99, -34.59)
CIE-LCH	lch(29.01, 34.94, 278.21°)
OKLab	oklab(38.92% -0.0275 -0.0989)
OKLCH	oklch(38.92% 0.103 254.5)
XYZ	xyz(5.9930, 5.8428, 19.2205)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17457A #7A4C17

analogous

#17767A #17457A #1A177A

triadic

#17457A #7A1745 #457A17

tetradic

#17457A #7A1776 #7A4C17 #177A1A

square

#17457A #7A1776 #7A4C17 #177A1A

split-complementary

#17457A #7A1A17 #767A17

monochromatic

#050F1A #0D2847 #17457A #2162AD #3380D9

Accessibility & contrast

On white

9.68

#17457A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#17457A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17457A

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17457A	#FFFFFF	#000000	##FFFFFF
##17457A	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B497C

Deuteranopia (green-blind)

#194079

Tritanopia (blue-blind)

#005259

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #17457a;
/* rgb */ color: rgb(23, 69, 122);
/* oklch */ color: oklch(38.9% 0.103 254.5);

Tailwind

colors: {
  custom: {
    50: '#6578a1',
    500: '#17457a',
    950: '#000000',
  },
}

SCSS

$custom: #17457a;
$custom-light: #6578a1;
$custom-dark: #000000;

JSON

{
  "hex": "#17457a",
  "rgb": {
    "r": 23,
    "g": 69,
    "b": 122
  },
  "hsl": {
    "h": 212.121,
    "s": 68.276,
    "l": 28.431
  },
  "oklch": {
    "l": 0.38916,
    "c": 0.10269,
    "h": 254.5
  },
  "luminance": 0.05844
}

Semantic roles & 50–950 ramp

primary

#17457A

secondary

#AF7A3E

accent

#9A3DEB

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080F

muted

#7A7B7E

Preview Lab

Preview with #17457A

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

Preview Lab → · Contrast checker → · Palette generator →