#1A559E#1A559E

#1A559E is a mid, vivid cyan. Relative luminance 0.092; OKLCH L 45.4% C 0.133 H 256.1°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#1A559E
RGB	rgb(26, 85, 158)
HSL	hsl(213, 72%, 36%)
HSV	hsv(213, 84%, 62%)
CMYK	cmyk(83.5%, 46.2%, 0%, 38%)
CIE-LAB	lab(36.34, 9.22, -44.91)
CIE-LCH	lch(36.34, 45.85, 281.60°)
OKLab	oklab(45.37% -0.0319 -0.1289)
OKLCH	oklch(45.37% 0.133 256.1)
XYZ	xyz(9.8438, 9.1840, 33.5950)
Luminance	0.0919 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A559E #9E631A

analogous

#1A979E #1A559E #211A9E

triadic

#1A559E #9E1A55 #559E1A

tetradic

#1A559E #9E1A97 #9E631A #1A9E21

square

#1A559E #9E1A97 #9E631A #1A9E21

split-complementary

#1A559E #9E211A #979E1A

monochromatic

#091C35 #113969 #1A559E #2371D3 #5091E2

Accessibility & contrast

On white

7.40

#1A559E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#1A559E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A559E

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A559E	#FFFFFF	#000000	##FFFFFF
##1A559E	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5CA1

Deuteranopia (green-blind)

#0D509D

Tritanopia (blue-blind)

#006672

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1a559e;
/* rgb */ color: rgb(26, 85, 158);
/* oklch */ color: oklch(45.4% 0.133 256.1);

Tailwind

colors: {
  custom: {
    50: '#6e84bb',
    500: '#1a559e',
    950: '#000000',
  },
}

SCSS

$custom: #1a559e;
$custom-light: #6e84bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1a559e",
  "rgb": {
    "r": 26,
    "g": 85,
    "b": 158
  },
  "hsl": {
    "h": 213.182,
    "s": 71.739,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45371,
    "c": 0.13283,
    "h": 256.1
  },
  "luminance": 0.09185
}

Semantic roles & 50–950 ramp

primary

#1A559E

secondary

#C5904F

accent

#9E39EE

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080A12

muted

#7B7C81

Preview Lab

Preview with #1A559E

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

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