#1A4187#1A4187

#1A4187 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.0% C 0.126 H 261.0°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#1A4187
RGB	rgb(26, 65, 135)
HSL	hsl(219, 68%, 32%)
HSV	hsv(219, 81%, 53%)
CMYK	cmyk(80.7%, 51.9%, 0%, 47.1%)
CIE-LAB	lab(28.77, 13.45, -43.08)
CIE-LCH	lch(28.77, 45.13, 287.34°)
OKLab	oklab(39.04% -0.0196 -0.124)
OKLCH	oklch(39.04% 0.126 261)
XYZ	xyz(6.6879, 5.7487, 23.6741)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4187 #87601A

analogous

#1A7887 #1A4187 #2A1A87

triadic

#1A4187 #871A41 #41871A

tetradic

#1A4187 #871A78 #87601A #1A872A

square

#1A4187 #871A78 #87601A #1A872A

split-complementary

#1A4187 #872A1A #78871A

monochromatic

#061020 #102854 #1A4187 #245ABA #4178DA

Accessibility & contrast

On white

9.77

#1A4187 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#1A4187 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4187

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4187	#FFFFFF	#000000	##FFFFFF
##1A4187	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15498A

Deuteranopia (green-blind)

#003F86

Tritanopia (blue-blind)

#00525D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1a4187;
/* rgb */ color: rgb(26, 65, 135);
/* oklch */ color: oklch(39.0% 0.126 261.0);

Tailwind

colors: {
  custom: {
    50: '#6975aa',
    500: '#1a4187',
    950: '#000000',
  },
}

SCSS

$custom: #1a4187;
$custom-light: #6975aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4187",
  "rgb": {
    "r": 26,
    "g": 65,
    "b": 135
  },
  "hsl": {
    "h": 218.532,
    "s": 67.702,
    "l": 31.569
  },
  "oklch": {
    "l": 0.39041,
    "c": 0.1255,
    "h": 261
  },
  "luminance": 0.05749
}

Semantic roles & 50–950 ramp

primary

#1A4187

secondary

#BA8F42

accent

#AD3DEB

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1A4187

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

Preview Lab → · Contrast checker → · Palette generator →