#1A256C#1A256C

#1A256C is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.6% C 0.123 H 270.4°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#1A256C
RGB	rgb(26, 37, 108)
HSL	hsl(232, 61%, 26%)
HSV	hsv(232, 76%, 42%)
CMYK	cmyk(75.9%, 65.7%, 0%, 57.6%)
CIE-LAB	lab(18.48, 22.27, -42.67)
CIE-LCH	lch(18.48, 48.13, 297.56°)
OKLab	oklab(30.6% 0.0009 -0.1232)
OKLCH	oklch(30.6% 0.123 270.4)
XYZ	xyz(3.7934, 2.6251, 14.4912)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A256C #6C611A

analogous

#1A4E6C #1A256C #381A6C

triadic

#1A256C #6C1A25 #256C1A

tetradic

#1A256C #6C1A4E #6C611A #1A6C38

square

#1A256C #6C1A4E #6C611A #1A6C38

split-complementary

#1A256C #6C381A #4E6C1A

monochromatic

#060819 #0E143B #1A256C #26369D #3347CE

Accessibility & contrast

On white

13.77

#1A256C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1A256C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A256C

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A256C	#FFFFFF	#000000	##FFFFFF
##1A256C	1.00	13.77	1.53	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316E

Deuteranopia (green-blind)

#00296B

Tritanopia (blue-blind)

#003744

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1a256c;
/* rgb */ color: rgb(26, 37, 108);
/* oklch */ color: oklch(30.6% 0.123 270.4);

Tailwind

colors: {
  custom: {
    50: '#645f97',
    500: '#1a256c',
    950: '#000000',
  },
}

SCSS

$custom: #1a256c;
$custom-light: #645f97;
$custom-dark: #000000;

JSON

{
  "hex": "#1a256c",
  "rgb": {
    "r": 26,
    "g": 37,
    "b": 108
  },
  "hsl": {
    "h": 231.951,
    "s": 61.194,
    "l": 26.275
  },
  "oklch": {
    "l": 0.30599,
    "c": 0.12325,
    "h": 270.4
  },
  "luminance": 0.02625
}

Semantic roles & 50–950 ramp

primary

#1A256C

secondary

#A19441

accent

#CF43E4

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #1A256C

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

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