#1A2156#1A2156

#1A2156 is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.7% C 0.096 H 272.8°. Best body text is #FFFFFF at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#1A2156
RGB	rgb(26, 33, 86)
HSL	hsl(233, 54%, 22%)
HSV	hsv(233, 70%, 34%)
CMYK	cmyk(69.8%, 61.6%, 0%, 66.3%)
CIE-LAB	lab(15.38, 16.35, -33.17)
CIE-LCH	lch(15.38, 36.98, 296.24°)
OKLab	oklab(27.69% 0.0047 -0.0954)
OKLCH	oklch(27.69% 0.096 272.8)
XYZ	xyz(2.6490, 1.9790, 9.0447)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2156 #564F1A

analogous

#1A3F56 #1A2156 #311A56

triadic

#1A2156 #561A21 #21561A

tetradic

#1A2156 #561A3F #564F1A #1A5631

square

#1A2156 #561A3F #564F1A #1A5631

split-complementary

#1A2156 #56311A #3F561A

monochromatic

#070917 #0C0F27 #1A2156 #283385 #3645B4

Accessibility & contrast

On white

15.05

#1A2156 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#1A2156 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2156

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2156	#FFFFFF	#000000	##FFFFFF
##1A2156	1.00	15.05	1.40	15.05
#FFFFFF	15.05	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002958

Deuteranopia (green-blind)

#002455

Tritanopia (blue-blind)

#002E37

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1a2156;
/* rgb */ color: rgb(26, 33, 86);
/* oklch */ color: oklch(27.7% 0.096 272.8);

Tailwind

colors: {
  custom: {
    50: '#5f5c86',
    500: '#1a2156',
    950: '#000000',
  },
}

SCSS

$custom: #1a2156;
$custom-light: #5f5c86;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2156",
  "rgb": {
    "r": 26,
    "g": 33,
    "b": 86
  },
  "hsl": {
    "h": 233,
    "s": 53.571,
    "l": 21.961
  },
  "oklch": {
    "l": 0.27687,
    "c": 0.0955,
    "h": 272.8
  },
  "luminance": 0.01979
}

Semantic roles & 50–950 ramp

primary

#1A2156

secondary

#8C8340

accent

#CC4BDD

background

#F5F5F8

surface

#EAE9EF

border

#C6C5CA

text

#05040B

muted

#79797C

Preview Lab

Preview with #1A2156

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

Preview Lab → · Contrast checker → · Palette generator →