#1D50AD#1D50AD

#1D50AD is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.5% C 0.159 H 261.2°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#1D50AD
RGB	rgb(29, 80, 173)
HSL	hsl(219, 71%, 40%)
HSV	hsv(219, 83%, 68%)
CMYK	cmyk(83.2%, 53.8%, 0%, 32.2%)
CIE-LAB	lab(36.01, 18.85, -54.39)
CIE-LCH	lch(36.01, 57.56, 289.11°)
OKLab	oklab(45.48% -0.0243 -0.1569)
OKLCH	oklch(45.48% 0.159 261.2)
XYZ	xyz(10.9154, 9.0143, 40.6917)
Luminance	0.0902 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D50AD #AD7A1D

analogous

#1D98AD #1D50AD #321DAD

triadic

#1D50AD #AD1D50 #50AD1D

tetradic

#1D50AD #AD1D98 #AD7A1D #1DAD32

square

#1D50AD #AD1D98 #AD7A1D #1DAD32

split-complementary

#1D50AD #AD321D #98AD1D

monochromatic

#0B2044 #143879 #1D50AD #2C6ADC #608FE4

Accessibility & contrast

On white

7.49

#1D50AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#1D50AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D50AD

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D50AD	#FFFFFF	#000000	##FFFFFF
##1D50AD	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#025CB0

Deuteranopia (green-blind)

#004FAB

Tritanopia (blue-blind)

#006776

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1d50ad;
/* rgb */ color: rgb(29, 80, 173);
/* oklch */ color: oklch(45.5% 0.159 261.2);

Tailwind

colors: {
  custom: {
    50: '#7380c6',
    500: '#1d50ad',
    950: '#000000',
  },
}

SCSS

$custom: #1d50ad;
$custom-light: #7380c6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d50ad",
  "rgb": {
    "r": 29,
    "g": 80,
    "b": 173
  },
  "hsl": {
    "h": 218.75,
    "s": 71.287,
    "l": 39.608
  },
  "oklch": {
    "l": 0.45479,
    "c": 0.15875,
    "h": 261.2
  },
  "luminance": 0.09016
}

Semantic roles & 50–950 ramp

primary

#1D50AD

secondary

#C9A35D

accent

#AE3AEE

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #1D50AD

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

Preview Lab → · Contrast checker → · Palette generator →