#1A1D7B#1A1D7B

#1A1D7B is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.154 H 271.6°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#1A1D7B
RGB	rgb(26, 29, 123)
HSL	hsl(238, 65%, 29%)
HSV	hsv(238, 79%, 48%)
CMYK	cmyk(78.9%, 76.4%, 0%, 51.8%)
CIE-LAB	lab(18.04, 33.32, -53.04)
CIE-LCH	lch(18.04, 62.64, 302.14°)
OKLab	oklab(30.75% 0.0042 -0.1536)
OKLCH	oklch(30.75% 0.154 271.6)
XYZ	xyz(4.4393, 2.5279, 18.9890)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1D7B #7B781A

analogous

#1A4E7B #1A1D7B #481A7B

triadic

#1A1D7B #7B1A1D #1D7B1A

tetradic

#1A1D7B #7B1A4E #7B781A #1A7B48

square

#1A1D7B #7B1A4E #7B781A #1A7B48

split-complementary

#1A1D7B #7B481A #4E7B1A

monochromatic

#050619 #0F1148 #1A1D7B #2529AE #3A3FD5

Accessibility & contrast

On white

13.95

#1A1D7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#1A1D7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1D7B

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1D7B	#FFFFFF	#000000	##FFFFFF
##1A1D7B	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317E

Deuteranopia (green-blind)

#002779

Tritanopia (blue-blind)

#00384A

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1a1d7b;
/* rgb */ color: rgb(26, 29, 123);
/* oklch */ color: oklch(30.8% 0.154 271.6);

Tailwind

colors: {
  custom: {
    50: '#695aa2',
    500: '#1a1d7b',
    950: '#000000',
  },
}

SCSS

$custom: #1a1d7b;
$custom-light: #695aa2;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1d7b",
  "rgb": {
    "r": 26,
    "g": 29,
    "b": 123
  },
  "hsl": {
    "h": 238.144,
    "s": 65.101,
    "l": 29.216
  },
  "oklch": {
    "l": 0.30754,
    "c": 0.15362,
    "h": 271.6
  },
  "luminance": 0.02528
}

Semantic roles & 50–950 ramp

primary

#1A1D7B

secondary

#AFAC42

accent

#E340E8

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1A1D7B

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

Preview Lab → · Contrast checker → · Palette generator →