#1A489F#1A489F

#1A489F is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.5% C 0.150 H 261.6°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#1A489F
RGB	rgb(26, 72, 159)
HSL	hsl(219, 72%, 36%)
HSV	hsv(219, 84%, 62%)
CMYK	cmyk(83.6%, 54.7%, 0%, 37.6%)
CIE-LAB	lab(32.60, 18.39, -51.54)
CIE-LCH	lch(32.60, 54.72, 289.63°)
OKLab	oklab(42.53% -0.022 -0.1487)
OKLCH	oklch(42.53% 0.15 261.6)
XYZ	xyz(8.9991, 7.3564, 33.7398)
Luminance	0.0736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A489F #9F711A

analogous

#1A8B9F #1A489F #2F1A9F

triadic

#1A489F #9F1A48 #489F1A

tetradic

#1A489F #9F1A8B #9F711A #1A9F2F

square

#1A489F #9F1A8B #9F711A #1A9F2F

split-complementary

#1A489F #9F2F1A #8B9F1A

monochromatic

#091836 #11306A #1A489F #2360D4 #5183E3

Accessibility & contrast

On white

8.50

#1A489F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1A489F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A489F

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A489F	#FFFFFF	#000000	##FFFFFF
##1A489F	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A2

Deuteranopia (green-blind)

#00479D

Tritanopia (blue-blind)

#005D6C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1a489f;
/* rgb */ color: rgb(26, 72, 159);
/* oklch */ color: oklch(42.5% 0.150 261.6);

Tailwind

colors: {
  custom: {
    50: '#6f7abc',
    500: '#1a489f',
    950: '#000000',
  },
}

SCSS

$custom: #1a489f;
$custom-light: #6f7abc;
$custom-dark: #000000;

JSON

{
  "hex": "#1a489f",
  "rgb": {
    "r": 26,
    "g": 72,
    "b": 159
  },
  "hsl": {
    "h": 219.248,
    "s": 71.892,
    "l": 36.275
  },
  "oklch": {
    "l": 0.42533,
    "c": 0.15033,
    "h": 261.6
  },
  "luminance": 0.07358
}

Semantic roles & 50–950 ramp

primary

#1A489F

secondary

#C59C50

accent

#B039EF

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1A489F

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

Preview Lab → · Contrast checker → · Palette generator →