#17457E#17457E

#17457E is a dark, moderate cyan. Relative luminance 0.059; OKLCH L 39.2% C 0.108 H 255.8°. Best body text is #FFFFFF at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#17457E
RGB	rgb(23, 69, 126)
HSL	hsl(213, 69%, 29%)
HSV	hsv(213, 82%, 49%)
CMYK	cmyk(81.7%, 45.2%, 0%, 50.6%)
CIE-LAB	lab(29.27, 6.64, -36.67)
CIE-LCH	lch(29.27, 37.27, 280.26°)
OKLab	oklab(39.2% -0.0266 -0.1051)
OKLCH	oklch(39.2% 0.108 255.8)
XYZ	xyz(6.2460, 5.9440, 20.5527)
Luminance	0.0595 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17457E #7E5017

analogous

#17797E #17457E #1D177E

triadic

#17457E #7E1745 #457E17

tetradic

#17457E #7E1779 #7E5017 #177E1D

square

#17457E #7E1779 #7E5017 #177E1D

split-complementary

#17457E #7E1D17 #797E17

monochromatic

#050E1A #0E294A #17457E #2061B2 #357FDA

Accessibility & contrast

On white

9.59

#17457E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#17457E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17457E

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17457E	#FFFFFF	#000000	##FFFFFF
##17457E	1.00	9.59	2.19	9.59
#FFFFFF	9.59	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#284A80

Deuteranopia (green-blind)

#14417D

Tritanopia (blue-blind)

#00535B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #17457e;
/* rgb */ color: rgb(23, 69, 126);
/* oklch */ color: oklch(39.2% 0.108 255.8);

Tailwind

colors: {
  custom: {
    50: '#6678a4',
    500: '#17457e',
    950: '#000000',
  },
}

SCSS

$custom: #17457e;
$custom-light: #6678a4;
$custom-dark: #000000;

JSON

{
  "hex": "#17457e",
  "rgb": {
    "r": 23,
    "g": 69,
    "b": 126
  },
  "hsl": {
    "h": 213.204,
    "s": 69.128,
    "l": 29.216
  },
  "oklch": {
    "l": 0.392,
    "c": 0.1084,
    "h": 255.8
  },
  "luminance": 0.05945
}

Semantic roles & 50–950 ramp

primary

#17457E

secondary

#B37F3E

accent

#9D3CEC

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #17457E

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

Preview Lab → · Contrast checker → · Palette generator →