#1A256E#1A256E

#1A256E is a dark, vivid blue. Relative luminance 0.027; OKLCH L 30.8% C 0.126 H 270.4°. Best body text is #FFFFFF at 13.69:1 contrast (WCAG AA passes).

Color values

HEX	#1A256E
RGB	rgb(26, 37, 110)
HSL	hsl(232, 62%, 27%)
HSV	hsv(232, 76%, 43%)
CMYK	cmyk(76.4%, 66.4%, 0%, 56.9%)
CIE-LAB	lab(18.66, 23.07, -43.66)
CIE-LCH	lch(18.66, 49.38, 297.85°)
OKLab	oklab(30.8% 0.0009 -0.1262)
OKLCH	oklch(30.8% 0.126 270.4)
XYZ	xyz(3.9011, 2.6681, 15.0582)
Luminance	0.0267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A256E #6E631A

analogous

#1A4F6E #1A256E #391A6E

triadic

#1A256E #6E1A25 #256E1A

tetradic

#1A256E #6E1A4F #6E631A #1A6E39

square

#1A256E #6E1A4F #6E631A #1A6E39

split-complementary

#1A256E #6E391A #4F6E1A

monochromatic

#060819 #0E143D #1A256E #2636A0 #3448CF

Accessibility & contrast

On white

13.69

#1A256E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1A256E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A256E

13.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A256E	#FFFFFF	#000000	##FFFFFF
##1A256E	1.00	13.69	1.53	13.69
#FFFFFF	13.69	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003170

Deuteranopia (green-blind)

#002A6D

Tritanopia (blue-blind)

#003845

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1a256e;
/* rgb */ color: rgb(26, 37, 110);
/* oklch */ color: oklch(30.8% 0.126 270.4);

Tailwind

colors: {
  custom: {
    50: '#645f98',
    500: '#1a256e',
    950: '#000000',
  },
}

SCSS

$custom: #1a256e;
$custom-light: #645f98;
$custom-dark: #000000;

JSON

{
  "hex": "#1a256e",
  "rgb": {
    "r": 26,
    "g": 37,
    "b": 110
  },
  "hsl": {
    "h": 232.143,
    "s": 61.765,
    "l": 26.667
  },
  "oklch": {
    "l": 0.30795,
    "c": 0.12616,
    "h": 270.4
  },
  "luminance": 0.02669
}

Semantic roles & 50–950 ramp

primary

#1A256E

secondary

#A39641

accent

#D043E5

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #1A256E

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

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