#1D48A0#1D48A0

#1D48A0 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.7% C 0.151 H 262.4°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#1D48A0
RGB	rgb(29, 72, 160)
HSL	hsl(220, 69%, 37%)
HSV	hsv(220, 82%, 63%)
CMYK	cmyk(81.9%, 55%, 0%, 37.3%)
CIE-LAB	lab(32.77, 19.07, -51.86)
CIE-LCH	lch(32.77, 55.26, 290.19°)
OKLab	oklab(42.71% -0.02 -0.1496)
OKLCH	oklch(42.71% 0.151 262.4)
XYZ	xyz(9.1669, 7.4329, 34.2024)
Luminance	0.0743 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D48A0 #A0751D

analogous

#1D8AA0 #1D48A0 #331DA0

triadic

#1D48A0 #A01D48 #48A01D

tetradic

#1D48A0 #A01D8A #A0751D #1DA033

square

#1D48A0 #A01D8A #A0751D #1DA033

split-complementary

#1D48A0 #A0331D #8AA01D

monochromatic

#0A1938 #14316C #1D48A0 #265FD4 #5784E1

Accessibility & contrast

On white

8.44

#1D48A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#1D48A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D48A0

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D48A0	#FFFFFF	#000000	##FFFFFF
##1D48A0	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A3

Deuteranopia (green-blind)

#00479E

Tritanopia (blue-blind)

#005E6D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d48a0;
/* rgb */ color: rgb(29, 72, 160);
/* oklch */ color: oklch(42.7% 0.151 262.4);

Tailwind

colors: {
  custom: {
    50: '#707abd',
    500: '#1d48a0',
    950: '#000000',
  },
}

SCSS

$custom: #1d48a0;
$custom-light: #707abd;
$custom-dark: #000000;

JSON

{
  "hex": "#1d48a0",
  "rgb": {
    "r": 29,
    "g": 72,
    "b": 160
  },
  "hsl": {
    "h": 220.305,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.4271,
    "c": 0.15096,
    "h": 262.4
  },
  "luminance": 0.07434
}

Semantic roles & 50–950 ramp

primary

#1D48A0

secondary

#C49F55

accent

#B23CEC

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1D48A0

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

Preview Lab → · Contrast checker → · Palette generator →