#1A273E#1A273E

#1A273E is a dark, muted blue. Relative luminance 0.020; OKLCH L 27.3% C 0.047 H 261.3°. Best body text is #FFFFFF at 14.96:1 contrast (WCAG AA passes).

Color values

HEX	#1A273E
RGB	rgb(26, 39, 62)
HSL	hsl(218, 41%, 17%)
HSV	hsv(218, 58%, 24%)
CMYK	cmyk(58.1%, 37.1%, 0%, 75.7%)
CIE-LAB	lab(15.58, 2.38, -16.39)
CIE-LCH	lch(15.58, 16.56, 278.26°)
OKLab	oklab(27.3% -0.0071 -0.0461)
OKLCH	oklch(27.3% 0.047 261.3)
XYZ	xyz(2.0207, 2.0183, 4.8396)
Luminance	0.0202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A273E #3E311A

analogous

#1A393E #1A273E #1F1A3E

triadic

#1A273E #3E1A27 #273E1A

tetradic

#1A273E #3E1A39 #3E311A #1A3E1F

square

#1A273E #3E1A39 #3E311A #1A3E1F

split-complementary

#1A273E #3E1F1A #393E1A

monochromatic

#090E16 #090E16 #1A273E #2C4269 #3E5D94

Accessibility & contrast

On white

14.96

#1A273E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#1A273E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A273E

14.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A273E	#FFFFFF	#000000	##FFFFFF
##1A273E	1.00	14.96	1.40	14.96
#FFFFFF	14.96	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E293F

Deuteranopia (green-blind)

#1A253E

Tritanopia (blue-blind)

#092C2F

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #1a273e;
/* rgb */ color: rgb(26, 39, 62);
/* oklch */ color: oklch(27.3% 0.047 261.3);

Tailwind

colors: {
  custom: {
    50: '#596073',
    500: '#1a273e',
    950: '#000000',
  },
}

SCSS

$custom: #1a273e;
$custom-light: #596073;
$custom-dark: #000000;

JSON

{
  "hex": "#1a273e",
  "rgb": {
    "r": 26,
    "g": 39,
    "b": 62
  },
  "hsl": {
    "h": 218.333,
    "s": 40.909,
    "l": 17.255
  },
  "oklch": {
    "l": 0.27296,
    "c": 0.04666,
    "h": 261.3
  },
  "luminance": 0.02018
}

Semantic roles & 50–950 ramp

primary

#1A273E

secondary

#746140

accent

#A557D1

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040508

muted

#79797B

Preview Lab

Preview with #1A273E

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

Preview Lab → · Contrast checker → · Palette generator →