#1750A1#1750A1

#1750A1 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.4% C 0.144 H 258.3°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#1750A1
RGB	rgb(23, 80, 161)
HSL	hsl(215, 75%, 36%)
HSV	hsv(215, 86%, 63%)
CMYK	cmyk(85.7%, 50.3%, 0%, 36.9%)
CIE-LAB	lab(34.99, 13.51, -48.89)
CIE-LCH	lch(34.99, 50.72, 285.45°)
OKLab	oklab(44.38% -0.0291 -0.1408)
OKLCH	oklch(44.38% 0.144 258.3)
XYZ	xyz(9.6527, 8.4915, 34.8416)
Luminance	0.0849 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1750A1 #A16817

analogous

#1795A1 #1750A1 #2317A1

triadic

#1750A1 #A11750 #50A117

tetradic

#1750A1 #A11795 #A16817 #17A123

square

#1750A1 #A11795 #A16817 #17A123

split-complementary

#1750A1 #A12317 #95A117

monochromatic

#081B36 #0F356B #1750A1 #1F6BD7 #4D8CE6

Accessibility & contrast

On white

7.78

#1750A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#1750A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1750A1

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1750A1	#FFFFFF	#000000	##FFFFFF
##1750A1	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E59A4

Deuteranopia (green-blind)

#004D9F

Tritanopia (blue-blind)

#006471

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1750a1;
/* rgb */ color: rgb(23, 80, 161);
/* oklch */ color: oklch(44.4% 0.144 258.3);

Tailwind

colors: {
  custom: {
    50: '#6e80bd',
    500: '#1750a1',
    950: '#000000',
  },
}

SCSS

$custom: #1750a1;
$custom-light: #6e80bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1750a1",
  "rgb": {
    "r": 23,
    "g": 80,
    "b": 161
  },
  "hsl": {
    "h": 215.217,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.44375,
    "c": 0.14376,
    "h": 258.3
  },
  "luminance": 0.08493
}

Semantic roles & 50–950 ramp

primary

#1750A1

secondary

#C7954C

accent

#A436F2

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1750A1

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

Preview Lab → · Contrast checker → · Palette generator →