#1A4280#1A4280

#1A4280 is a dark, moderate blue. Relative luminance 0.057; OKLCH L 38.7% C 0.114 H 259.1°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#1A4280
RGB	rgb(26, 66, 128)
HSL	hsl(216, 66%, 30%)
HSV	hsv(216, 80%, 50%)
CMYK	cmyk(79.7%, 48.4%, 0%, 49.8%)
CIE-LAB	lab(28.57, 9.89, -39.04)
CIE-LCH	lch(28.57, 40.27, 284.22°)
OKLab	oklab(38.73% -0.0216 -0.112)
OKLCH	oklch(38.73% 0.114 259.1)
XYZ	xyz(6.2691, 5.6738, 21.1826)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4280 #80581A

analogous

#1A7580 #1A4280 #251A80

triadic

#1A4280 #801A42 #42801A

tetradic

#1A4280 #801A75 #80581A #1A8025

square

#1A4280 #801A75 #80581A #1A8025

split-complementary

#1A4280 #80251A #75801A

monochromatic

#050E1A #10284D #1A4280 #245CB3 #3D7AD8

Accessibility & contrast

On white

9.84

#1A4280 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#1A4280 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4280

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4280	#FFFFFF	#000000	##FFFFFF
##1A4280	1.00	9.84	2.14	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204882

Deuteranopia (green-blind)

#053F7F

Tritanopia (blue-blind)

#00515A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1a4280;
/* rgb */ color: rgb(26, 66, 128);
/* oklch */ color: oklch(38.7% 0.114 259.1);

Tailwind

colors: {
  custom: {
    50: '#6775a5',
    500: '#1a4280',
    950: '#000000',
  },
}

SCSS

$custom: #1a4280;
$custom-light: #6775a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4280",
  "rgb": {
    "r": 26,
    "g": 66,
    "b": 128
  },
  "hsl": {
    "h": 216.471,
    "s": 66.234,
    "l": 30.196
  },
  "oklch": {
    "l": 0.38732,
    "c": 0.11411,
    "h": 259.1
  },
  "luminance": 0.05675
}

Semantic roles & 50–950 ramp

primary

#1A4280

secondary

#B48742

accent

#A63FE9

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #1A4280

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

Preview Lab → · Contrast checker → · Palette generator →