#1A599D#1A599D

#1A599D is a mid, vivid cyan. Relative luminance 0.098; OKLCH L 46.2% C 0.127 H 253.8°. Best body text is #FFFFFF at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#1A599D
RGB	rgb(26, 89, 157)
HSL	hsl(211, 72%, 36%)
HSV	hsv(211, 83%, 62%)
CMYK	cmyk(83.4%, 43.3%, 0%, 38.4%)
CIE-LAB	lab(37.48, 6.18, -42.48)
CIE-LCH	lch(37.48, 42.93, 278.28°)
OKLab	oklab(46.24% -0.0354 -0.1217)
OKLCH	oklch(46.24% 0.127 253.8)
XYZ	xyz(10.0819, 9.7974, 33.2515)
Luminance	0.0980 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A599D #9D5E1A

analogous

#1A9A9D #1A599D #1C1A9D

triadic

#1A599D #9D1A59 #599D1A

tetradic

#1A599D #9D1A9A #9D5E1A #1A9D1C

square

#1A599D #9D1A9A #9D5E1A #1A9D1C

split-complementary

#1A599D #9D1C1A #9A9D1A

monochromatic

#091D34 #113B68 #1A599D #2377D2 #4F96E2

Accessibility & contrast

On white

7.10

#1A599D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#1A599D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A599D

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A599D	#FFFFFF	#000000	##FFFFFF
##1A599D	1.00	7.10	2.96	7.10
#FFFFFF	7.10	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375FA0

Deuteranopia (green-blind)

#1E539C

Tritanopia (blue-blind)

#006973

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1a599d;
/* rgb */ color: rgb(26, 89, 157);
/* oklch */ color: oklch(46.2% 0.127 253.8);

Tailwind

colors: {
  custom: {
    50: '#6e87ba',
    500: '#1a599d',
    950: '#000000',
  },
}

SCSS

$custom: #1a599d;
$custom-light: #6e87ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1a599d",
  "rgb": {
    "r": 26,
    "g": 89,
    "b": 157
  },
  "hsl": {
    "h": 211.145,
    "s": 71.585,
    "l": 35.882
  },
  "oklch": {
    "l": 0.46235,
    "c": 0.12675,
    "h": 253.8
  },
  "luminance": 0.09799
}

Semantic roles & 50–950 ramp

primary

#1A599D

secondary

#C48C4E

accent

#9739EE

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B12

muted

#7B7C81

Preview Lab

Preview with #1A599D

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

Preview Lab → · Contrast checker → · Palette generator →