#1A255D#1A255D

#1A255D is a dark, moderate blue. Relative luminance 0.023; OKLCH L 29.2% C 0.101 H 270.5°. Best body text is #FFFFFF at 14.32:1 contrast (WCAG AA passes).

Color values

HEX	#1A255D
RGB	rgb(26, 37, 93)
HSL	hsl(230, 56%, 23%)
HSV	hsv(230, 72%, 36%)
CMYK	cmyk(72%, 60.2%, 0%, 63.5%)
CIE-LAB	lab(17.14, 16.24, -34.98)
CIE-LCH	lch(17.14, 38.57, 294.91°)
OKLab	oklab(29.2% 0.0009 -0.1007)
OKLCH	oklch(29.2% 0.101 270.5)
XYZ	xyz(3.0627, 2.3328, 10.6427)
Luminance	0.0233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A255D #5D521A

analogous

#1A465D #1A255D #301A5D

triadic

#1A255D #5D1A25 #255D1A

tetradic

#1A255D #5D1A46 #5D521A #1A5D30

square

#1A255D #5D1A46 #5D521A #1A5D30

split-complementary

#1A255D #5D301A #465D1A

monochromatic

#070A18 #0D122D #1A255D #27388D #354BBD

Accessibility & contrast

On white

14.32

#1A255D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#1A255D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A255D

14.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A255D	#FFFFFF	#000000	##FFFFFF
##1A255D	1.00	14.32	1.47	14.32
#FFFFFF	14.32	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D5F

Deuteranopia (green-blind)

#00275C

Tritanopia (blue-blind)

#00333D

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1a255d;
/* rgb */ color: rgb(26, 37, 93);
/* oklch */ color: oklch(29.2% 0.101 270.5);

Tailwind

colors: {
  custom: {
    50: '#605f8b',
    500: '#1a255d',
    950: '#000000',
  },
}

SCSS

$custom: #1a255d;
$custom-light: #605f8b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a255d",
  "rgb": {
    "r": 26,
    "g": 37,
    "b": 93
  },
  "hsl": {
    "h": 230.149,
    "s": 56.303,
    "l": 23.333
  },
  "oklch": {
    "l": 0.29195,
    "c": 0.10066,
    "h": 270.5
  },
  "luminance": 0.02333
}

Semantic roles & 50–950 ramp

primary

#1A255D

secondary

#938540

accent

#C748E0

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #1A255D

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

Preview Lab → · Contrast checker → · Palette generator →