#1A285D#1A285D

#1A285D is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.9% C 0.096 H 268.8°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#1A285D
RGB	rgb(26, 40, 93)
HSL	hsl(227, 56%, 23%)
HSV	hsv(227, 72%, 36%)
CMYK	cmyk(72%, 57%, 0%, 63.5%)
CIE-LAB	lab(18.04, 14.04, -33.53)
CIE-LCH	lch(18.04, 36.35, 292.73°)
OKLab	oklab(29.87% -0.0021 -0.0963)
OKLCH	oklch(29.87% 0.096 268.8)
XYZ	xyz(3.1599, 2.5272, 10.6751)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A285D #5D4F1A

analogous

#1A495D #1A285D #2D1A5D

triadic

#1A285D #5D1A28 #285D1A

tetradic

#1A285D #5D1A49 #5D4F1A #1A5D2D

square

#1A285D #5D1A49 #5D4F1A #1A5D2D

split-complementary

#1A285D #5D2D1A #495D1A

monochromatic

#070A18 #0D132D #1A285D #273D8D #3551BD

Accessibility & contrast

On white

13.95

#1A285D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#1A285D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A285D

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A285D	#FFFFFF	#000000	##FFFFFF
##1A285D	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#052F5F

Deuteranopia (green-blind)

#00295C

Tritanopia (blue-blind)

#00353E

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1a285d;
/* rgb */ color: rgb(26, 40, 93);
/* oklch */ color: oklch(29.9% 0.096 268.8);

Tailwind

colors: {
  custom: {
    50: '#60618b',
    500: '#1a285d',
    950: '#000000',
  },
}

SCSS

$custom: #1a285d;
$custom-light: #60618b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a285d",
  "rgb": {
    "r": 26,
    "g": 40,
    "b": 93
  },
  "hsl": {
    "h": 227.463,
    "s": 56.303,
    "l": 23.333
  },
  "oklch": {
    "l": 0.29869,
    "c": 0.09637,
    "h": 268.8
  },
  "luminance": 0.02528
}

Semantic roles & 50–950 ramp

primary

#1A285D

secondary

#938240

accent

#C048E0

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #1A285D

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

Preview Lab → · Contrast checker → · Palette generator →