#1A203E#1A203E

#1A203E is a dark, muted blue. Relative luminance 0.016; OKLCH L 25.5% C 0.057 H 273.2°. Best body text is #FFFFFF at 15.91:1 contrast (WCAG AA passes).

Color values

HEX	#1A203E
RGB	rgb(26, 32, 62)
HSL	hsl(230, 41%, 17%)
HSV	hsv(230, 58%, 24%)
CMYK	cmyk(58.1%, 48.4%, 0%, 75.7%)
CIE-LAB	lab(13.23, 7.56, -20.10)
CIE-LCH	lch(13.23, 21.48, 290.62°)
OKLab	oklab(25.48% 0.0032 -0.057)
OKLCH	oklch(25.48% 0.057 273.2)
XYZ	xyz(1.8117, 1.6003, 4.7699)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A203E #3E381A

analogous

#1A323E #1A203E #261A3E

triadic

#1A203E #3E1A20 #203E1A

tetradic

#1A203E #3E1A32 #3E381A #1A3E26

square

#1A203E #3E1A32 #3E381A #1A3E26

split-complementary

#1A203E #3E261A #323E1A

monochromatic

#090B16 #090B16 #1A203E #2C3669 #3E4D94

Accessibility & contrast

On white

15.91

#1A203E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#1A203E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A203E

15.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A203E	#FFFFFF	#000000	##FFFFFF
##1A203E	1.00	15.91	1.32	15.91
#FFFFFF	15.91	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14243F

Deuteranopia (green-blind)

#10213D

Tritanopia (blue-blind)

#0B262C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #1a203e;
/* rgb */ color: rgb(26, 32, 62);
/* oklch */ color: oklch(25.5% 0.057 273.2);

Tailwind

colors: {
  custom: {
    50: '#595b73',
    500: '#1a203e',
    950: '#000000',
  },
}

SCSS

$custom: #1a203e;
$custom-light: #595b73;
$custom-dark: #000000;

JSON

{
  "hex": "#1a203e",
  "rgb": {
    "r": 26,
    "g": 32,
    "b": 62
  },
  "hsl": {
    "h": 230,
    "s": 40.909,
    "l": 17.255
  },
  "oklch": {
    "l": 0.2548,
    "c": 0.05709,
    "h": 273.2
  },
  "luminance": 0.016
}

Semantic roles & 50–950 ramp

primary

#1A203E

secondary

#746B40

accent

#BC57D1

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040408

muted

#79797B

Preview Lab

Preview with #1A203E

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

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