#1A4359#1A4359

#1A4359 is a dark, muted cyan. Relative luminance 0.050; OKLCH L 36.4% C 0.059 H 235.2°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#1A4359
RGB	rgb(26, 67, 89)
HSL	hsl(201, 55%, 23%)
HSV	hsv(201, 71%, 35%)
CMYK	cmyk(70.8%, 24.7%, 0%, 65.1%)
CIE-LAB	lab(26.61, -6.38, -17.32)
CIE-LCH	lch(26.61, 18.46, 249.79°)
OKLab	oklab(36.45% -0.0338 -0.0486)
OKLCH	oklch(36.45% 0.059 235.2)
XYZ	xyz(4.2356, 4.9547, 10.1824)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4359 #59301A

analogous

#1A594F #1A4359 #1A2459

triadic

#1A4359 #591A43 #43591A

tetradic

#1A4359 #4F1A59 #59301A #24591A

square

#1A4359 #4F1A59 #59301A #24591A

split-complementary

#1A4359 #591A24 #594F1A

monochromatic

#071218 #0C1F2A #1A4359 #286788 #368AB8

Accessibility & contrast

On white

10.55

#1A4359 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#1A4359 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4359

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4359	#FFFFFF	#000000	##FFFFFF
##1A4359	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38425A

Deuteranopia (green-blind)

#303C59

Tritanopia (blue-blind)

#00494A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1a4359;
/* rgb */ color: rgb(26, 67, 89);
/* oklch */ color: oklch(36.4% 0.059 235.2);

Tailwind

colors: {
  custom: {
    50: '#5f7788',
    500: '#1a4359',
    950: '#000000',
  },
}

SCSS

$custom: #1a4359;
$custom-light: #5f7788;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4359",
  "rgb": {
    "r": 26,
    "g": 67,
    "b": 89
  },
  "hsl": {
    "h": 200.952,
    "s": 54.783,
    "l": 22.549
  },
  "oklch": {
    "l": 0.36447,
    "c": 0.05923,
    "h": 235.2
  },
  "luminance": 0.04955
}

Semantic roles & 50–950 ramp

primary

#1A4359

secondary

#8F5B40

accent

#7E4ADE

background

#F5F7F8

surface

#EAEDEF

border

#C6C8CA

text

#05080B

muted

#797B7C

Preview Lab

Preview with #1A4359

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

Preview Lab → · Contrast checker → · Palette generator →