#1A4B59#1A4B59

#1A4B59 is a dark, muted cyan. Relative luminance 0.060; OKLCH L 38.6% C 0.057 H 220.0°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#1A4B59
RGB	rgb(26, 75, 89)
HSL	hsl(193, 55%, 23%)
HSV	hsv(193, 71%, 35%)
CMYK	cmyk(70.8%, 15.7%, 0%, 65.1%)
CIE-LAB	lab(29.34, -11.34, -13.10)
CIE-LCH	lch(29.34, 17.33, 229.12°)
OKLab	oklab(38.63% -0.0434 -0.0365)
OKLCH	oklch(38.63% 0.057 220)
XYZ	xyz(4.7445, 5.9725, 10.3520)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4B59 #59281A

analogous

#1A5947 #1A4B59 #1A2C59

triadic

#1A4B59 #591A4B #4B591A

tetradic

#1A4B59 #471A59 #59281A #2C591A

square

#1A4B59 #471A59 #59281A #2C591A

split-complementary

#1A4B59 #591A2C #59471A

monochromatic

#071418 #0C232A #1A4B59 #287388 #369BB8

Accessibility & contrast

On white

9.57

#1A4B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#1A4B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4B59

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4B59	#FFFFFF	#000000	##FFFFFF
##1A4B59	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42495A

Deuteranopia (green-blind)

#394259

Tritanopia (blue-blind)

#00504F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1a4b59;
/* rgb */ color: rgb(26, 75, 89);
/* oklch */ color: oklch(38.6% 0.057 220.0);

Tailwind

colors: {
  custom: {
    50: '#5f7d88',
    500: '#1a4b59',
    950: '#000000',
  },
}

SCSS

$custom: #1a4b59;
$custom-light: #5f7d88;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4b59",
  "rgb": {
    "r": 26,
    "g": 75,
    "b": 89
  },
  "hsl": {
    "h": 193.333,
    "s": 54.783,
    "l": 22.549
  },
  "oklch": {
    "l": 0.38633,
    "c": 0.05676,
    "h": 220
  },
  "luminance": 0.05973
}

Semantic roles & 50–950 ramp

primary

#1A4B59

secondary

#8F5140

accent

#6B4ADE

background

#F5F7F8

surface

#EAEEEF

border

#C6C9CA

text

#05090B

muted

#797B7C

Preview Lab

Preview with #1A4B59

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

Preview Lab → · Contrast checker → · Palette generator →