#1A599E#1A599E

#1A599E is a mid, vivid cyan. Relative luminance 0.098; OKLCH L 46.3% C 0.128 H 254.1°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#1A599E
RGB	rgb(26, 89, 158)
HSL	hsl(211, 72%, 36%)
HSV	hsv(211, 84%, 62%)
CMYK	cmyk(83.5%, 43.7%, 0%, 38%)
CIE-LAB	lab(37.54, 6.58, -42.98)
CIE-LCH	lch(37.54, 43.48, 278.71°)
OKLab	oklab(46.3% -0.0352 -0.1232)
OKLCH	oklch(46.3% 0.128 254.1)
XYZ	xyz(10.1676, 9.8317, 33.7030)
Luminance	0.0983 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A599E #9E5F1A

analogous

#1A9B9E #1A599E #1D1A9E

triadic

#1A599E #9E1A59 #599E1A

tetradic

#1A599E #9E1A9B #9E5F1A #1A9E1D

square

#1A599E #9E1A9B #9E5F1A #1A9E1D

split-complementary

#1A599E #9E1D1A #9B9E1A

monochromatic

#091E35 #113B69 #1A599E #2377D3 #5096E2

Accessibility & contrast

On white

7.08

#1A599E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#1A599E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A599E

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A599E	#FFFFFF	#000000	##FFFFFF
##1A599E	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365FA1

Deuteranopia (green-blind)

#1C539D

Tritanopia (blue-blind)

#006973

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1a599e;
/* rgb */ color: rgb(26, 89, 158);
/* oklch */ color: oklch(46.3% 0.128 254.1);

Tailwind

colors: {
  custom: {
    50: '#6e87bb',
    500: '#1a599e',
    950: '#000000',
  },
}

SCSS

$custom: #1a599e;
$custom-light: #6e87bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1a599e",
  "rgb": {
    "r": 26,
    "g": 89,
    "b": 158
  },
  "hsl": {
    "h": 211.364,
    "s": 71.739,
    "l": 36.078
  },
  "oklch": {
    "l": 0.46304,
    "c": 0.1281,
    "h": 254.1
  },
  "luminance": 0.09833
}

Semantic roles & 50–950 ramp

primary

#1A599E

secondary

#C58D4F

accent

#9839EE

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B12

muted

#7B7C81

Preview Lab

Preview with #1A599E

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

Preview Lab → · Contrast checker → · Palette generator →