#1945A1#1945A1

#1945A1 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.0% C 0.157 H 262.5°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#1945A1
RGB	rgb(25, 69, 161)
HSL	hsl(221, 73%, 36%)
HSV	hsv(221, 84%, 63%)
CMYK	cmyk(84.5%, 57.1%, 0%, 36.9%)
CIE-LAB	lab(31.89, 21.15, -53.91)
CIE-LCH	lch(31.89, 57.91, 291.42°)
OKLab	oklab(42.03% -0.0204 -0.1558)
OKLCH	oklch(42.03% 0.157 262.5)
XYZ	xyz(8.9597, 7.0350, 34.5970)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1945A1 #A17519

analogous

#1989A1 #1945A1 #3119A1

triadic

#1945A1 #A11945 #45A119

tetradic

#1945A1 #A11989 #A17519 #19A131

square

#1945A1 #A11989 #A17519 #19A131

split-complementary

#1945A1 #A13119 #89A119

monochromatic

#091837 #112E6C #1945A1 #215CD6 #5080E4

Accessibility & contrast

On white

8.72

#1945A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#1945A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1945A1

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1945A1	#FFFFFF	#000000	##FFFFFF
##1945A1	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A4

Deuteranopia (green-blind)

#00459F

Tritanopia (blue-blind)

#005C6C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1945a1;
/* rgb */ color: rgb(25, 69, 161);
/* oklch */ color: oklch(42.0% 0.157 262.5);

Tailwind

colors: {
  custom: {
    50: '#6f78be',
    500: '#1945a1',
    950: '#000000',
  },
}

SCSS

$custom: #1945a1;
$custom-light: #6f78be;
$custom-dark: #000000;

JSON

{
  "hex": "#1945a1",
  "rgb": {
    "r": 25,
    "g": 69,
    "b": 161
  },
  "hsl": {
    "h": 220.588,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.4203,
    "c": 0.1571,
    "h": 262.5
  },
  "luminance": 0.07036
}

Semantic roles & 50–950 ramp

primary

#1945A1

secondary

#C6A04F

accent

#B438F0

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1945A1

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

Preview Lab → · Contrast checker → · Palette generator →