#1A48B4#1A48B4

#1A48B4 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.3% C 0.179 H 263.4°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#1A48B4
RGB	rgb(26, 72, 180)
HSL	hsl(222, 75%, 40%)
HSV	hsv(222, 86%, 71%)
CMYK	cmyk(85.6%, 60%, 0%, 29.4%)
CIE-LAB	lab(34.29, 26.74, -61.34)
CIE-LCH	lch(34.29, 66.92, 293.55°)
OKLab	oklab(44.33% -0.0206 -0.1775)
OKLCH	oklch(44.33% 0.179 263.4)
XYZ	xyz(10.9786, 8.1483, 44.1653)
Luminance	0.0815 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A48B4 #B4861A

analogous

#1A95B4 #1A48B4 #391AB4

triadic

#1A48B4 #B41A48 #48B41A

tetradic

#1A48B4 #B41A95 #B4861A #1AB439

square

#1A48B4 #B41A95 #B4861A #1AB439

split-complementary

#1A48B4 #B4391A #95B41A

monochromatic

#0B1D49 #12337F #1A48B4 #2B61E0 #6089E8

Accessibility & contrast

On white

7.98

#1A48B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#1A48B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A48B4

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A48B4	#FFFFFF	#000000	##FFFFFF
##1A48B4	1.00	7.98	2.63	7.98
#FFFFFF	7.98	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B8

Deuteranopia (green-blind)

#004AB2

Tritanopia (blue-blind)

#006477

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1a48b4;
/* rgb */ color: rgb(26, 72, 180);
/* oklch */ color: oklch(44.3% 0.179 263.4);

Tailwind

colors: {
  custom: {
    50: '#747acb',
    500: '#1a48b4',
    950: '#000000',
  },
}

SCSS

$custom: #1a48b4;
$custom-light: #747acb;
$custom-dark: #000000;

JSON

{
  "hex": "#1a48b4",
  "rgb": {
    "r": 26,
    "g": 72,
    "b": 180
  },
  "hsl": {
    "h": 222.078,
    "s": 74.757,
    "l": 40.392
  },
  "oklch": {
    "l": 0.44329,
    "c": 0.17869,
    "h": 263.4
  },
  "luminance": 0.0815
}

Semantic roles & 50–950 ramp

primary

#1A48B4

secondary

#CCAB5D

accent

#BA36F1

background

#F7F7FC

surface

#EEEDF9

border

#C9C8D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #1A48B4

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

Preview Lab → · Contrast checker → · Palette generator →