#1B46A0#1B46A0

#1B46A0 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.2% C 0.154 H 262.6°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#1B46A0
RGB	rgb(27, 70, 160)
HSL	hsl(221, 71%, 37%)
HSV	hsv(221, 83%, 63%)
CMYK	cmyk(83.1%, 56.3%, 0%, 37.3%)
CIE-LAB	lab(32.15, 20.24, -52.88)
CIE-LCH	lch(32.15, 56.63, 290.94°)
OKLab	oklab(42.22% -0.0199 -0.1527)
OKLCH	oklch(42.22% 0.154 262.6)
XYZ	xyz(8.9850, 7.1503, 34.1575)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B46A0 #A0751B

analogous

#1B89A0 #1B46A0 #331BA0

triadic

#1B46A0 #A01B46 #46A01B

tetradic

#1B46A0 #A01B89 #A0751B #1BA033

square

#1B46A0 #A01B89 #A0751B #1BA033

split-complementary

#1B46A0 #A0331B #89A01B

monochromatic

#091837 #122F6C #1B46A0 #245DD4 #5381E2

Accessibility & contrast

On white

8.64

#1B46A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#1B46A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B46A0

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B46A0	#FFFFFF	#000000	##FFFFFF
##1B46A0	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A3

Deuteranopia (green-blind)

#00469E

Tritanopia (blue-blind)

#005C6C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1b46a0;
/* rgb */ color: rgb(27, 70, 160);
/* oklch */ color: oklch(42.2% 0.154 262.6);

Tailwind

colors: {
  custom: {
    50: '#6f78bd',
    500: '#1b46a0',
    950: '#000000',
  },
}

SCSS

$custom: #1b46a0;
$custom-light: #6f78bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1b46a0",
  "rgb": {
    "r": 27,
    "g": 70,
    "b": 160
  },
  "hsl": {
    "h": 220.602,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.42218,
    "c": 0.15399,
    "h": 262.6
  },
  "luminance": 0.07151
}

Semantic roles & 50–950 ramp

primary

#1B46A0

secondary

#C5A052

accent

#B43AEE

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1B46A0

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

Preview Lab → · Contrast checker → · Palette generator →