#1A48A1#1A48A1

#1A48A1 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.7% C 0.153 H 261.8°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#1A48A1
RGB	rgb(26, 72, 161)
HSL	hsl(220, 72%, 37%)
HSV	hsv(220, 84%, 63%)
CMYK	cmyk(83.9%, 55.3%, 0%, 36.9%)
CIE-LAB	lab(32.76, 19.19, -52.49)
CIE-LCH	lch(32.76, 55.89, 290.08°)
OKLab	oklab(42.7% -0.0218 -0.1515)
OKLCH	oklch(42.7% 0.153 261.8)
XYZ	xyz(9.1741, 7.4264, 34.6612)
Luminance	0.0743 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A48A1 #A1731A

analogous

#1A8CA1 #1A48A1 #301AA1

triadic

#1A48A1 #A11A48 #48A11A

tetradic

#1A48A1 #A11A8C #A1731A #1AA130

square

#1A48A1 #A11A8C #A1731A #1AA130

split-complementary

#1A48A1 #A1301A #8CA11A

monochromatic

#091938 #11306C #1A48A1 #2360D6 #5284E3

Accessibility & contrast

On white

8.45

#1A48A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#1A48A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A48A1

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A48A1	#FFFFFF	#000000	##FFFFFF
##1A48A1	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A4

Deuteranopia (green-blind)

#00479F

Tritanopia (blue-blind)

#005E6D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1a48a1;
/* rgb */ color: rgb(26, 72, 161);
/* oklch */ color: oklch(42.7% 0.153 261.8);

Tailwind

colors: {
  custom: {
    50: '#6f7abd',
    500: '#1a48a1',
    950: '#000000',
  },
}

SCSS

$custom: #1a48a1;
$custom-light: #6f7abd;
$custom-dark: #000000;

JSON

{
  "hex": "#1a48a1",
  "rgb": {
    "r": 26,
    "g": 72,
    "b": 161
  },
  "hsl": {
    "h": 219.556,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.42698,
    "c": 0.15308,
    "h": 261.8
  },
  "luminance": 0.07428
}

Semantic roles & 50–950 ramp

primary

#1A48A1

secondary

#C69E51

accent

#B139EF

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1A48A1

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

Preview Lab → · Contrast checker → · Palette generator →