#1A404B#1A404B

#1A404B is a dark, muted cyan. Relative luminance 0.044; OKLCH L 34.9% C 0.047 H 219.5°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#1A404B
RGB	rgb(26, 64, 75)
HSL	hsl(193, 49%, 20%)
HSV	hsv(193, 65%, 29%)
CMYK	cmyk(65.3%, 14.7%, 0%, 70.6%)
CIE-LAB	lab(24.93, -9.64, -10.74)
CIE-LCH	lch(24.93, 14.43, 228.10°)
OKLab	oklab(34.9% -0.0361 -0.0298)
OKLCH	oklch(34.9% 0.047 219.5)
XYZ	xyz(3.5289, 4.3941, 7.3174)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A404B #4B251A

analogous

#1A4B3D #1A404B #1A284B

triadic

#1A404B #4B1A40 #404B1A

tetradic

#1A404B #3D1A4B #4B251A #284B1A

square

#1A404B #3D1A4B #4B251A #284B1A

split-complementary

#1A404B #4B1A28 #4B3D1A

monochromatic

#081317 #0A191E #1A404B #2A6778 #3A8EA6

Accessibility & contrast

On white

11.18

#1A404B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#1A404B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A404B

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A404B	#FFFFFF	#000000	##FFFFFF
##1A404B	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393E4C

Deuteranopia (green-blind)

#32394B

Tritanopia (blue-blind)

#004443

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1a404b;
/* rgb */ color: rgb(26, 64, 75);
/* oklch */ color: oklch(34.9% 0.047 219.5);

Tailwind

colors: {
  custom: {
    50: '#5c747d',
    500: '#1a404b',
    950: '#000000',
  },
}

SCSS

$custom: #1a404b;
$custom-light: #5c747d;
$custom-dark: #000000;

JSON

{
  "hex": "#1a404b",
  "rgb": {
    "r": 26,
    "g": 64,
    "b": 75
  },
  "hsl": {
    "h": 193.469,
    "s": 48.515,
    "l": 19.804
  },
  "oklch": {
    "l": 0.34903,
    "c": 0.04685,
    "h": 219.5
  },
  "luminance": 0.04394
}

Semantic roles & 50–950 ramp

primary

#1A404B

secondary

#814E40

accent

#6E50D8

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #1A404B

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

Preview Lab → · Contrast checker → · Palette generator →