#1742A1#1742A1

#1742A1 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.3% C 0.161 H 263.0°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#1742A1
RGB	rgb(23, 66, 161)
HSL	hsl(221, 75%, 36%)
HSV	hsv(221, 86%, 63%)
CMYK	cmyk(85.7%, 59%, 0%, 36.9%)
CIE-LAB	lab(31.00, 23.04, -55.36)
CIE-LCH	lch(31.00, 59.96, 292.59°)
OKLab	oklab(41.35% -0.0198 -0.1601)
OKLCH	oklch(41.35% 0.161 263)
XYZ	xyz(8.7323, 6.6507, 34.5348)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1742A1 #A17617

analogous

#1787A1 #1742A1 #3117A1

triadic

#1742A1 #A11742 #42A117

tetradic

#1742A1 #A11787 #A17617 #17A131

square

#1742A1 #A11787 #A17617 #17A131

split-complementary

#1742A1 #A13117 #87A117

monochromatic

#081636 #0F2C6B #1742A1 #1F58D7 #4D7CE6

Accessibility & contrast

On white

9.01

#1742A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#1742A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1742A1

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1742A1	#FFFFFF	#000000	##FFFFFF
##1742A1	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA4

Deuteranopia (green-blind)

#00439F

Tritanopia (blue-blind)

#005A6B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1742a1;
/* rgb */ color: rgb(23, 66, 161);
/* oklch */ color: oklch(41.3% 0.161 263.0);

Tailwind

colors: {
  custom: {
    50: '#6f75be',
    500: '#1742a1',
    950: '#000000',
  },
}

SCSS

$custom: #1742a1;
$custom-light: #6f75be;
$custom-dark: #000000;

JSON

{
  "hex": "#1742a1",
  "rgb": {
    "r": 23,
    "g": 66,
    "b": 161
  },
  "hsl": {
    "h": 221.304,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.41345,
    "c": 0.16133,
    "h": 263
  },
  "luminance": 0.06652
}

Semantic roles & 50–950 ramp

primary

#1742A1

secondary

#C7A14C

accent

#B736F2

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1742A1

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

Preview Lab → · Contrast checker → · Palette generator →