#1A5B8B#1A5B8B

#1A5B8B is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.6% C 0.101 H 245.4°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#1A5B8B
RGB	rgb(26, 91, 139)
HSL	hsl(205, 68%, 32%)
HSV	hsv(205, 81%, 55%)
CMYK	cmyk(81.3%, 34.5%, 0%, 45.5%)
CIE-LAB	lab(37.05, -2.25, -32.30)
CIE-LCH	lch(37.05, 32.38, 266.02°)
OKLab	oklab(45.56% -0.0419 -0.0918)
OKLCH	oklch(45.56% 0.101 245.4)
XYZ	xyz(8.8255, 9.5648, 25.8021)
Luminance	0.0957 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5B8B #8B4A1A

analogous

#1A8B83 #1A5B8B #1A228B

triadic

#1A5B8B #8B1A5B #5B8B1A

tetradic

#1A5B8B #831A8B #8B4A1A #228B1A

square

#1A5B8B #831A8B #8B4A1A #228B1A

split-complementary

#1A5B8B #8B1A22 #8B831A

monochromatic

#071724 #103957 #1A5B8B #247DBF #439BDC

Accessibility & contrast

On white

7.21

#1A5B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#1A5B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A5B8B

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5B8B	#FFFFFF	#000000	##FFFFFF
##1A5B8B	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455D8D

Deuteranopia (green-blind)

#35538A

Tritanopia (blue-blind)

#00676C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1a5b8b;
/* rgb */ color: rgb(26, 91, 139);
/* oklch */ color: oklch(45.6% 0.101 245.4);

Tailwind

colors: {
  custom: {
    50: '#6a89ad',
    500: '#1a5b8b',
    950: '#000000',
  },
}

SCSS

$custom: #1a5b8b;
$custom-light: #6a89ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5b8b",
  "rgb": {
    "r": 26,
    "g": 91,
    "b": 139
  },
  "hsl": {
    "h": 205.487,
    "s": 68.485,
    "l": 32.353
  },
  "oklch": {
    "l": 0.45561,
    "c": 0.10094,
    "h": 245.4
  },
  "luminance": 0.09566
}

Semantic roles & 50–950 ramp

primary

#1A5B8B

secondary

#BD7744

accent

#873CEB

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1A5B8B

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

Preview Lab → · Contrast checker → · Palette generator →