#1735A1#1735A1

#1735A1 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.8% C 0.177 H 265.8°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#1735A1
RGB	rgb(23, 53, 161)
HSL	hsl(227, 75%, 36%)
HSV	hsv(227, 86%, 63%)
CMYK	cmyk(85.7%, 67.1%, 0%, 36.9%)
CIE-LAB	lab(27.57, 31.82, -60.97)
CIE-LCH	lch(27.57, 68.77, 297.56°)
OKLab	oklab(38.8% -0.013 -0.1767)
OKLCH	oklch(38.8% 0.177 265.8)
XYZ	xyz(8.0572, 5.3006, 34.3098)
Luminance	0.0530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1735A1 #A18317

analogous

#177AA1 #1735A1 #3E17A1

triadic

#1735A1 #A11735 #35A117

tetradic

#1735A1 #A1177A #A18317 #17A13E

square

#1735A1 #A1177A #A18317 #17A13E

split-complementary

#1735A1 #A13E17 #7AA117

monochromatic

#081236 #0F236B #1735A1 #1F47D7 #4D6EE6

Accessibility & contrast

On white

10.19

#1735A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#1735A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1735A1

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1735A1	#FFFFFF	#000000	##FFFFFF
##1735A1	1.00	10.19	2.06	10.19
#FFFFFF	10.19	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A4

Deuteranopia (green-blind)

#003B9F

Tritanopia (blue-blind)

#005266

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1735a1;
/* rgb */ color: rgb(23, 53, 161);
/* oklch */ color: oklch(38.8% 0.177 265.8);

Tailwind

colors: {
  custom: {
    50: '#706cbe',
    500: '#1735a1',
    950: '#000000',
  },
}

SCSS

$custom: #1735a1;
$custom-light: #706cbe;
$custom-dark: #000000;

JSON

{
  "hex": "#1735a1",
  "rgb": {
    "r": 23,
    "g": 53,
    "b": 161
  },
  "hsl": {
    "h": 226.957,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.38802,
    "c": 0.17717,
    "h": 265.8
  },
  "luminance": 0.05302
}

Semantic roles & 50–950 ramp

primary

#1735A1

secondary

#C7AD4C

accent

#C936F2

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #1735A1

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

Preview Lab → · Contrast checker → · Palette generator →