#1D54AA#1D54AA

#1D54AA is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.1% C 0.150 H 259.4°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#1D54AA
RGB	rgb(29, 84, 170)
HSL	hsl(217, 71%, 39%)
HSV	hsv(217, 83%, 67%)
CMYK	cmyk(82.9%, 50.6%, 0%, 33.3%)
CIE-LAB	lab(36.93, 14.98, -51.11)
CIE-LCH	lch(36.93, 53.26, 286.33°)
OKLab	oklab(46.12% -0.0275 -0.1472)
OKLCH	oklch(46.12% 0.15 259.4)
XYZ	xyz(10.9301, 9.5028, 39.2806)
Luminance	0.0950 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D54AA #AA731D

analogous

#1D9BAA #1D54AA #2D1DAA

triadic

#1D54AA #AA1D54 #54AA1D

tetradic

#1D54AA #AA1D9B #AA731D #1DAA2D

square

#1D54AA #AA1D9B #AA731D #1DAA2D

split-complementary

#1D54AA #AA2D1D #9BAA1D

monochromatic

#0B2041 #143A76 #1D54AA #2A6FDB #5E92E4

Accessibility & contrast

On white

7.24

#1D54AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#1D54AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D54AA

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D54AA	#FFFFFF	#000000	##FFFFFF
##1D54AA	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E5EAD

Deuteranopia (green-blind)

#0051A8

Tritanopia (blue-blind)

#006977

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1d54aa;
/* rgb */ color: rgb(29, 84, 170);
/* oklch */ color: oklch(46.1% 0.150 259.4);

Tailwind

colors: {
  custom: {
    50: '#7283c4',
    500: '#1d54aa',
    950: '#000000',
  },
}

SCSS

$custom: #1d54aa;
$custom-light: #7283c4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d54aa",
  "rgb": {
    "r": 29,
    "g": 84,
    "b": 170
  },
  "hsl": {
    "h": 216.596,
    "s": 70.854,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46115,
    "c": 0.14971,
    "h": 259.4
  },
  "luminance": 0.09504
}

Semantic roles & 50–950 ramp

primary

#1D54AA

secondary

#C89D5B

accent

#A83AEE

background

#F7F7FC

surface

#EDEEF8

border

#C8C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #1D54AA

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

Preview Lab → · Contrast checker → · Palette generator →