#1A293F#1A293F

#1A293F is a dark, muted blue. Relative luminance 0.022; OKLCH L 27.9% C 0.046 H 257.8°. Best body text is #FFFFFF at 14.66:1 contrast (WCAG AA passes).

Color values

HEX	#1A293F
RGB	rgb(26, 41, 63)
HSL	hsl(216, 42%, 17%)
HSV	hsv(216, 59%, 25%)
CMYK	cmyk(58.7%, 34.9%, 0%, 75.3%)
CIE-LAB	lab(16.33, 1.32, -15.92)
CIE-LCH	lch(16.33, 15.98, 274.72°)
OKLab	oklab(27.89% -0.0096 -0.0447)
OKLCH	oklch(27.89% 0.046 257.8)
XYZ	xyz(2.1158, 2.1642, 5.0079)
Luminance	0.0216 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A293F #3F301A

analogous

#1A3B3F #1A293F #1E1A3F

triadic

#1A293F #3F1A29 #293F1A

tetradic

#1A293F #3F1A3B #3F301A #1A3F1E

square

#1A293F #3F1A3B #3F301A #1A3F1E

split-complementary

#1A293F #3F1E1A #3B3F1A

monochromatic

#090E16 #090E16 #1A293F #2C456A #3E6196

Accessibility & contrast

On white

14.66

#1A293F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#1A293F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A293F

14.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A293F	#FFFFFF	#000000	##FFFFFF
##1A293F	1.00	14.66	1.43	14.66
#FFFFFF	14.66	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#202A40

Deuteranopia (green-blind)

#1C273F

Tritanopia (blue-blind)

#082E31

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1a293f;
/* rgb */ color: rgb(26, 41, 63);
/* oklch */ color: oklch(27.9% 0.046 257.8);

Tailwind

colors: {
  custom: {
    50: '#596274',
    500: '#1a293f',
    950: '#000000',
  },
}

SCSS

$custom: #1a293f;
$custom-light: #596274;
$custom-dark: #000000;

JSON

{
  "hex": "#1a293f",
  "rgb": {
    "r": 26,
    "g": 41,
    "b": 63
  },
  "hsl": {
    "h": 215.676,
    "s": 41.573,
    "l": 17.451
  },
  "oklch": {
    "l": 0.27894,
    "c": 0.04577,
    "h": 257.8
  },
  "luminance": 0.02164
}

Semantic roles & 50–950 ramp

primary

#1A293F

secondary

#755F40

accent

#A056D1

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#040508

muted

#79797B

Preview Lab

Preview with #1A293F

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

Preview Lab → · Contrast checker → · Palette generator →