#1A2F3D#1A2F3D

#1A2F3D is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.4% C 0.037 H 239.0°. Best body text is #FFFFFF at 13.83:1 contrast (WCAG AA passes).

Color values

HEX	#1A2F3D
RGB	rgb(26, 47, 61)
HSL	hsl(204, 40%, 17%)
HSV	hsv(204, 57%, 24%)
CMYK	cmyk(57.4%, 23%, 0%, 76.1%)
CIE-LAB	lab(18.32, -3.63, -11.45)
CIE-LCH	lch(18.32, 12.01, 252.42°)
OKLab	oklab(29.43% -0.0192 -0.0319)
OKLCH	oklch(29.43% 0.037 239)
XYZ	xyz(2.2845, 2.5894, 4.7934)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2F3D #3D281A

analogous

#1A3D3A #1A2F3D #1A1E3D

triadic

#1A2F3D #3D1A2F #2F3D1A

tetradic

#1A2F3D #3A1A3D #3D281A #1E3D1A

square

#1A2F3D #3A1A3D #3D281A #1E3D1A

split-complementary

#1A2F3D #3D1A1E #3D3A1A

monochromatic

#091115 #091115 #1A2F3D #2C5068 #3F7193

Accessibility & contrast

On white

13.83

#1A2F3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#1A2F3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2F3D

13.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2F3D	#FFFFFF	#000000	##FFFFFF
##1A2F3D	1.00	13.83	1.52	13.83
#FFFFFF	13.83	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292F3E

Deuteranopia (green-blind)

#242B3D

Tritanopia (blue-blind)

#083334

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1a2f3d;
/* rgb */ color: rgb(26, 47, 61);
/* oklch */ color: oklch(29.4% 0.037 239.0);

Tailwind

colors: {
  custom: {
    50: '#596772',
    500: '#1a2f3d',
    950: '#000000',
  },
}

SCSS

$custom: #1a2f3d;
$custom-light: #596772;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2f3d",
  "rgb": {
    "r": 26,
    "g": 47,
    "b": 61
  },
  "hsl": {
    "h": 204,
    "s": 40.23,
    "l": 17.059
  },
  "oklch": {
    "l": 0.29427,
    "c": 0.03718,
    "h": 239
  },
  "luminance": 0.0259
}

Semantic roles & 50–950 ramp

primary

#1A2F3D

secondary

#735440

accent

#8858D0

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#040608

muted

#797A7B

Preview Lab

Preview with #1A2F3D

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

Preview Lab → · Contrast checker → · Palette generator →