#1D489F#1D489F

#1D489F is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.6% C 0.150 H 262.3°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#1D489F
RGB	rgb(29, 72, 159)
HSL	hsl(220, 69%, 37%)
HSV	hsv(220, 82%, 62%)
CMYK	cmyk(81.8%, 54.7%, 0%, 37.6%)
CIE-LAB	lab(32.70, 18.67, -51.38)
CIE-LCH	lch(32.70, 54.67, 289.97°)
OKLab	oklab(42.63% -0.0201 -0.1482)
OKLCH	oklch(42.63% 0.15 262.3)
XYZ	xyz(9.0798, 7.3981, 33.7436)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D489F #9F741D

analogous

#1D899F #1D489F #331D9F

triadic

#1D489F #9F1D48 #489F1D

tetradic

#1D489F #9F1D89 #9F741D #1D9F33

square

#1D489F #9F1D89 #9F741D #1D9F33

split-complementary

#1D489F #9F331D #899F1D

monochromatic

#0A1937 #14316B #1D489F #265FD3 #5684E0

Accessibility & contrast

On white

8.47

#1D489F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#1D489F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D489F

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D489F	#FFFFFF	#000000	##FFFFFF
##1D489F	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	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: #1d489f;
/* rgb */ color: rgb(29, 72, 159);
/* oklch */ color: oklch(42.6% 0.150 262.3);

Tailwind

colors: {
  custom: {
    50: '#707abc',
    500: '#1d489f',
    950: '#000000',
  },
}

SCSS

$custom: #1d489f;
$custom-light: #707abc;
$custom-dark: #000000;

JSON

{
  "hex": "#1d489f",
  "rgb": {
    "r": 29,
    "g": 72,
    "b": 159
  },
  "hsl": {
    "h": 220.154,
    "s": 69.149,
    "l": 36.863
  },
  "oklch": {
    "l": 0.42628,
    "c": 0.14958,
    "h": 262.3
  },
  "luminance": 0.07399
}

Semantic roles & 50–950 ramp

primary

#1D489F

secondary

#C49F54

accent

#B23CEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1D489F

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

Preview Lab → · Contrast checker → · Palette generator →