#1A559F#1A559F

#1A559F is a mid, vivid cyan. Relative luminance 0.092; OKLCH L 45.4% C 0.134 H 256.3°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#1A559F
RGB	rgb(26, 85, 159)
HSL	hsl(213, 72%, 36%)
HSV	hsv(213, 84%, 62%)
CMYK	cmyk(83.6%, 46.5%, 0%, 37.6%)
CIE-LAB	lab(36.40, 9.62, -45.41)
CIE-LCH	lch(36.40, 46.41, 281.97°)
OKLab	oklab(45.44% -0.0317 -0.1304)
OKLCH	oklch(45.44% 0.134 256.3)
XYZ	xyz(9.9302, 9.2186, 34.0502)
Luminance	0.0922 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A559F #9F641A

analogous

#1A989F #1A559F #211A9F

triadic

#1A559F #9F1A55 #559F1A

tetradic

#1A559F #9F1A98 #9F641A #1A9F21

square

#1A559F #9F1A98 #9F641A #1A9F21

split-complementary

#1A559F #9F211A #989F1A

monochromatic

#091D36 #11396A #1A559F #2371D4 #5191E3

Accessibility & contrast

On white

7.38

#1A559F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#1A559F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A559F

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A559F	#FFFFFF	#000000	##FFFFFF
##1A559F	1.00	7.38	2.84	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5CA2

Deuteranopia (green-blind)

#0A509E

Tritanopia (blue-blind)

#006772

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1a559f;
/* rgb */ color: rgb(26, 85, 159);
/* oklch */ color: oklch(45.4% 0.134 256.3);

Tailwind

colors: {
  custom: {
    50: '#6e84bc',
    500: '#1a559f',
    950: '#000000',
  },
}

SCSS

$custom: #1a559f;
$custom-light: #6e84bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1a559f",
  "rgb": {
    "r": 26,
    "g": 85,
    "b": 159
  },
  "hsl": {
    "h": 213.383,
    "s": 71.892,
    "l": 36.275
  },
  "oklch": {
    "l": 0.45443,
    "c": 0.13419,
    "h": 256.3
  },
  "luminance": 0.0922
}

Semantic roles & 50–950 ramp

primary

#1A559F

secondary

#C59150

accent

#9E39EF

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #1A559F

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

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