#1A256F#1A256F

#1A256F is a dark, vivid blue. Relative luminance 0.027; OKLCH L 30.9% C 0.128 H 270.4°. Best body text is #FFFFFF at 13.65:1 contrast (WCAG AA passes).

Color values

HEX	#1A256F
RGB	rgb(26, 37, 111)
HSL	hsl(232, 62%, 27%)
HSV	hsv(232, 77%, 44%)
CMYK	cmyk(76.6%, 66.7%, 0%, 56.5%)
CIE-LAB	lab(18.76, 23.46, -44.16)
CIE-LCH	lch(18.76, 50.00, 297.98°)
OKLab	oklab(30.89% 0.0008 -0.1276)
OKLCH	oklch(30.89% 0.128 270.4)
XYZ	xyz(3.9558, 2.6900, 15.3466)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A256F #6F641A

analogous

#1A506F #1A256F #3A1A6F

triadic

#1A256F #6F1A25 #256F1A

tetradic

#1A256F #6F1A50 #6F641A #1A6F3A

square

#1A256F #6F1A50 #6F641A #1A6F3A

split-complementary

#1A256F #6F3A1A #506F1A

monochromatic

#060819 #0E143D #1A256F #2636A1 #3448CF

Accessibility & contrast

On white

13.65

#1A256F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1A256F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A256F

13.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A256F	#FFFFFF	#000000	##FFFFFF
##1A256F	1.00	13.65	1.54	13.65
#FFFFFF	13.65	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003271

Deuteranopia (green-blind)

#002A6E

Tritanopia (blue-blind)

#003846

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1a256f;
/* rgb */ color: rgb(26, 37, 111);
/* oklch */ color: oklch(30.9% 0.128 270.4);

Tailwind

colors: {
  custom: {
    50: '#655f99',
    500: '#1a256f',
    950: '#000000',
  },
}

SCSS

$custom: #1a256f;
$custom-light: #655f99;
$custom-dark: #000000;

JSON

{
  "hex": "#1a256f",
  "rgb": {
    "r": 26,
    "g": 37,
    "b": 111
  },
  "hsl": {
    "h": 232.235,
    "s": 62.044,
    "l": 26.863
  },
  "oklch": {
    "l": 0.30893,
    "c": 0.1276,
    "h": 270.4
  },
  "luminance": 0.0269
}

Semantic roles & 50–950 ramp

primary

#1A256F

secondary

#A49741

accent

#D043E5

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #1A256F

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

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