#1A536B#1A536B

#1A536B is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 41.7% C 0.070 H 230.0°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#1A536B
RGB	rgb(26, 83, 107)
HSL	hsl(198, 61%, 26%)
HSV	hsv(198, 76%, 42%)
CMYK	cmyk(75.7%, 22.4%, 0%, 58%)
CIE-LAB	lab(32.85, -9.58, -19.13)
CIE-LCH	lch(32.85, 21.39, 243.40°)
OKLab	oklab(41.7% -0.045 -0.0537)
OKLCH	oklch(41.7% 0.07 230)
XYZ	xyz(6.1720, 7.4670, 15.0230)
Luminance	0.0747 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A536B #6B321A

analogous

#1A6B5A #1A536B #1A2A6B

triadic

#1A536B #6B1A53 #536B1A

tetradic

#1A536B #5A1A6B #6B321A #2A6B1A

square

#1A536B #5A1A6B #6B321A #2A6B1A

split-complementary

#1A536B #6B1A2A #6B5A1A

monochromatic

#061319 #0E2D3A #1A536B #26799C #329FCD

Accessibility & contrast

On white

8.42

#1A536B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#1A536B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A536B

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A536B	#FFFFFF	#000000	##FFFFFF
##1A536B	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47526C

Deuteranopia (green-blind)

#3C4A6B

Tritanopia (blue-blind)

#005A5B

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1a536b;
/* rgb */ color: rgb(26, 83, 107);
/* oklch */ color: oklch(41.7% 0.070 230.0);

Tailwind

colors: {
  custom: {
    50: '#638395',
    500: '#1a536b',
    950: '#000000',
  },
}

SCSS

$custom: #1a536b;
$custom-light: #638395;
$custom-dark: #000000;

JSON

{
  "hex": "#1a536b",
  "rgb": {
    "r": 26,
    "g": 83,
    "b": 107
  },
  "hsl": {
    "h": 197.778,
    "s": 60.902,
    "l": 26.078
  },
  "oklch": {
    "l": 0.41699,
    "c": 0.07006,
    "h": 230
  },
  "luminance": 0.07468
}

Semantic roles & 50–950 ramp

primary

#1A536B

secondary

#A05D40

accent

#7344E4

background

#F6F8F9

surface

#EBEFF1

border

#C6CACB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1A536B

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

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