#1A488C#1A488C

#1A488C is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.0% C 0.124 H 258.5°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#1A488C
RGB	rgb(26, 72, 140)
HSL	hsl(216, 69%, 33%)
HSV	hsv(216, 81%, 55%)
CMYK	cmyk(81.4%, 48.6%, 0%, 45.1%)
CIE-LAB	lab(31.22, 10.67, -42.20)
CIE-LCH	lch(31.22, 43.53, 284.19°)
OKLab	oklab(41.04% -0.0246 -0.1212)
OKLCH	oklch(41.04% 0.124 258.5)
XYZ	xyz(7.4753, 6.7469, 25.7142)
Luminance	0.0675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A488C #8C5E1A

analogous

#1A818C #1A488C #251A8C

triadic

#1A488C #8C1A48 #488C1A

tetradic

#1A488C #8C1A81 #8C5E1A #1A8C25

square

#1A488C #8C1A81 #8C5E1A #1A8C25

split-complementary

#1A488C #8C251A #818C1A

monochromatic

#071325 #102D58 #1A488C #2463C0 #4482DC

Accessibility & contrast

On white

8.94

#1A488C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#1A488C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A488C

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A488C	#FFFFFF	#000000	##FFFFFF
##1A488C	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224F8F

Deuteranopia (green-blind)

#00458B

Tritanopia (blue-blind)

#005863

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1a488c;
/* rgb */ color: rgb(26, 72, 140);
/* oklch */ color: oklch(41.0% 0.124 258.5);

Tailwind

colors: {
  custom: {
    50: '#6a7aae',
    500: '#1a488c',
    950: '#000000',
  },
}

SCSS

$custom: #1a488c;
$custom-light: #6a7aae;
$custom-dark: #000000;

JSON

{
  "hex": "#1a488c",
  "rgb": {
    "r": 26,
    "g": 72,
    "b": 140
  },
  "hsl": {
    "h": 215.789,
    "s": 68.675,
    "l": 32.549
  },
  "oklch": {
    "l": 0.41037,
    "c": 0.12372,
    "h": 258.5
  },
  "luminance": 0.06748
}

Semantic roles & 50–950 ramp

primary

#1A488C

secondary

#BE8D44

accent

#A53CEC

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #1A488C

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

Preview Lab → · Contrast checker → · Palette generator →