#1A2C53#1A2C53

#1A2C53 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.0% C 0.075 H 263.8°. Best body text is #FFFFFF at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#1A2C53
RGB	rgb(26, 44, 83)
HSL	hsl(221, 52%, 21%)
HSV	hsv(221, 69%, 33%)
CMYK	cmyk(68.7%, 47%, 0%, 67.5%)
CIE-LAB	lab(18.56, 7.04, -26.02)
CIE-LCH	lch(18.56, 26.96, 285.13°)
OKLab	oklab(30.03% -0.008 -0.0742)
OKLCH	oklch(30.03% 0.075 263.8)
XYZ	xyz(2.8875, 2.6452, 8.5404)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2C53 #53411A

analogous

#1A4953 #1A2C53 #251A53

triadic

#1A2C53 #531A2C #2C531A

tetradic

#1A2C53 #531A49 #53411A #1A5325

square

#1A2C53 #531A49 #53411A #1A5325

split-complementary

#1A2C53 #53251A #49531A

monochromatic

#070C17 #0B1324 #1A2C53 #294582 #375DB0

Accessibility & contrast

On white

13.73

#1A2C53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1A2C53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2C53

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2C53	#FFFFFF	#000000	##FFFFFF
##1A2C53	1.00	13.73	1.53	13.73
#FFFFFF	13.73	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3055

Deuteranopia (green-blind)

#112B52

Tritanopia (blue-blind)

#00353B

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1a2c53;
/* rgb */ color: rgb(26, 44, 83);
/* oklch */ color: oklch(30.0% 0.075 263.8);

Tailwind

colors: {
  custom: {
    50: '#5d6483',
    500: '#1a2c53',
    950: '#000000',
  },
}

SCSS

$custom: #1a2c53;
$custom-light: #5d6483;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2c53",
  "rgb": {
    "r": 26,
    "g": 44,
    "b": 83
  },
  "hsl": {
    "h": 221.053,
    "s": 52.294,
    "l": 21.373
  },
  "oklch": {
    "l": 0.30031,
    "c": 0.07463,
    "h": 263.8
  },
  "luminance": 0.02646
}

Semantic roles & 50–950 ramp

primary

#1A2C53

secondary

#897240

accent

#AE4CDC

background

#F5F5F8

surface

#E9EAEF

border

#C5C6CA

text

#04050B

muted

#79797C

Preview Lab

Preview with #1A2C53

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

Preview Lab → · Contrast checker → · Palette generator →