#1A256D#1A256D

#1A256D is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.7% C 0.125 H 270.4°. Best body text is #FFFFFF at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#1A256D
RGB	rgb(26, 37, 109)
HSL	hsl(232, 61%, 26%)
HSV	hsv(232, 76%, 43%)
CMYK	cmyk(76.1%, 66.1%, 0%, 57.3%)
CIE-LAB	lab(18.57, 22.67, -43.17)
CIE-LCH	lch(18.57, 48.76, 297.70°)
OKLab	oklab(30.7% 0.0009 -0.1247)
OKLCH	oklch(30.7% 0.125 270.4)
XYZ	xyz(3.8469, 2.6465, 14.7731)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A256D #6D621A

analogous

#1A4F6D #1A256D #391A6D

triadic

#1A256D #6D1A25 #256D1A

tetradic

#1A256D #6D1A4F #6D621A #1A6D39

square

#1A256D #6D1A4F #6D621A #1A6D39

split-complementary

#1A256D #6D391A #4F6D1A

monochromatic

#060819 #0E143C #1A256D #26369E #3348CE

Accessibility & contrast

On white

13.73

#1A256D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1A256D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A256D

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A256D	#FFFFFF	#000000	##FFFFFF
##1A256D	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)

#00316F

Deuteranopia (green-blind)

#00296C

Tritanopia (blue-blind)

#003845

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1a256d;
/* rgb */ color: rgb(26, 37, 109);
/* oklch */ color: oklch(30.7% 0.125 270.4);

Tailwind

colors: {
  custom: {
    50: '#645f98',
    500: '#1a256d',
    950: '#000000',
  },
}

SCSS

$custom: #1a256d;
$custom-light: #645f98;
$custom-dark: #000000;

JSON

{
  "hex": "#1a256d",
  "rgb": {
    "r": 26,
    "g": 37,
    "b": 109
  },
  "hsl": {
    "h": 232.048,
    "s": 61.481,
    "l": 26.471
  },
  "oklch": {
    "l": 0.30696,
    "c": 0.12471,
    "h": 270.4
  },
  "luminance": 0.02647
}

Semantic roles & 50–950 ramp

primary

#1A256D

secondary

#A29541

accent

#CF43E5

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #1A256D

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

Preview Lab → · Contrast checker → · Palette generator →