#1A5281#1A5281

#1A5281 is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.7% C 0.097 H 248.0°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#1A5281
RGB	rgb(26, 82, 129)
HSL	hsl(207, 66%, 30%)
HSV	hsv(207, 80%, 51%)
CMYK	cmyk(79.8%, 36.4%, 0%, 49.4%)
CIE-LAB	lab(33.64, -0.44, -31.57)
CIE-LCH	lch(33.64, 31.57, 269.20°)
OKLab	oklab(42.7% -0.0363 -0.0898)
OKLCH	oklch(42.7% 0.097 248)
XYZ	xyz(7.4042, 7.8383, 21.8873)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5281 #81491A

analogous

#1A817D #1A5281 #1A1E81

triadic

#1A5281 #811A52 #52811A

tetradic

#1A5281 #7D1A81 #81491A #1E811A

square

#1A5281 #7D1A81 #81491A #1E811A

split-complementary

#1A5281 #811A1E #817D1A

monochromatic

#05111B #10324E #1A5281 #2472B4 #3D91D8

Accessibility & contrast

On white

8.18

#1A5281 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#1A5281 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A5281

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5281	#FFFFFF	#000000	##FFFFFF
##1A5281	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C5483

Deuteranopia (green-blind)

#2D4B80

Tritanopia (blue-blind)

#005D63

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1a5281;
/* rgb */ color: rgb(26, 82, 129);
/* oklch */ color: oklch(42.7% 0.097 248.0);

Tailwind

colors: {
  custom: {
    50: '#6782a6',
    500: '#1a5281',
    950: '#000000',
  },
}

SCSS

$custom: #1a5281;
$custom-light: #6782a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5281",
  "rgb": {
    "r": 26,
    "g": 82,
    "b": 129
  },
  "hsl": {
    "h": 207.379,
    "s": 66.452,
    "l": 30.392
  },
  "oklch": {
    "l": 0.42699,
    "c": 0.09686,
    "h": 248
  },
  "luminance": 0.07839
}

Semantic roles & 50–950 ramp

primary

#1A5281

secondary

#B57642

accent

#8C3EE9

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1A5281

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

Preview Lab → · Contrast checker → · Palette generator →