#1548A0#1548A0

#1548A0 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.5% C 0.153 H 260.7°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#1548A0
RGB	rgb(21, 72, 160)
HSL	hsl(218, 77%, 35%)
HSV	hsv(218, 87%, 63%)
CMYK	cmyk(86.9%, 55%, 0%, 37.3%)
CIE-LAB	lab(32.55, 18.38, -52.24)
CIE-LCH	lch(32.55, 55.38, 289.38°)
OKLab	oklab(42.48% -0.0247 -0.1508)
OKLCH	oklch(42.48% 0.153 260.7)
XYZ	xyz(8.9695, 7.3311, 34.1932)
Luminance	0.0733 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1548A0 #A06D15

analogous

#158DA0 #1548A0 #2815A0

triadic

#1548A0 #A01548 #48A015

tetradic

#1548A0 #A0158D #A06D15 #15A028

square

#1548A0 #A0158D #A06D15 #15A028

split-complementary

#1548A0 #A02815 #8DA015

monochromatic

#071734 #0E306A #1548A0 #1C60D6 #4883E7

Accessibility & contrast

On white

8.51

#1548A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1548A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1548A0

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1548A0	#FFFFFF	#000000	##FFFFFF
##1548A0	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	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: #1548a0;
/* rgb */ color: rgb(21, 72, 160);
/* oklch */ color: oklch(42.5% 0.153 260.7);

Tailwind

colors: {
  custom: {
    50: '#6e7abd',
    500: '#1548a0',
    950: '#000000',
  },
}

SCSS

$custom: #1548a0;
$custom-light: #6e7abd;
$custom-dark: #000000;

JSON

{
  "hex": "#1548a0",
  "rgb": {
    "r": 21,
    "g": 72,
    "b": 160
  },
  "hsl": {
    "h": 217.986,
    "s": 76.796,
    "l": 35.49
  },
  "oklch": {
    "l": 0.42476,
    "c": 0.15284,
    "h": 260.7
  },
  "luminance": 0.07332
}

Semantic roles & 50–950 ramp

primary

#1548A0

secondary

#C89949

accent

#AD34F3

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1548A0

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

Preview Lab → · Contrast checker → · Palette generator →