#1A2187#1A2187

#1A2187 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.7% C 0.165 H 270.2°. Best body text is #FFFFFF at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#1A2187
RGB	rgb(26, 33, 135)
HSL	hsl(236, 68%, 32%)
HSV	hsv(236, 81%, 53%)
CMYK	cmyk(80.7%, 75.6%, 0%, 47.1%)
CIE-LAB	lab(20.27, 35.20, -56.97)
CIE-LCH	lch(20.27, 66.97, 301.71°)
OKLab	oklab(32.74% 0.0005 -0.165)
OKLCH	oklch(32.74% 0.165 270.2)
XYZ	xyz(5.3415, 3.0560, 23.2253)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2187 #87801A

analogous

#1A5887 #1A2187 #4A1A87

triadic

#1A2187 #871A21 #21871A

tetradic

#1A2187 #871A58 #87801A #1A874A

square

#1A2187 #871A58 #87801A #1A874A

split-complementary

#1A2187 #874A1A #58871A

monochromatic

#060820 #101454 #1A2187 #242EBA #414BDA

Accessibility & contrast

On white

13.03

#1A2187 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#1A2187 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2187

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2187	#FFFFFF	#000000	##FFFFFF
##1A2187	1.00	13.03	1.61	13.03
#FFFFFF	13.03	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368A

Deuteranopia (green-blind)

#002B85

Tritanopia (blue-blind)

#003F52

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1a2187;
/* rgb */ color: rgb(26, 33, 135);
/* oklch */ color: oklch(32.7% 0.165 270.2);

Tailwind

colors: {
  custom: {
    50: '#6c5dab',
    500: '#1a2187',
    950: '#000000',
  },
}

SCSS

$custom: #1a2187;
$custom-light: #6c5dab;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2187",
  "rgb": {
    "r": 26,
    "g": 33,
    "b": 135
  },
  "hsl": {
    "h": 236.147,
    "s": 67.702,
    "l": 31.569
  },
  "oklch": {
    "l": 0.32736,
    "c": 0.165,
    "h": 270.2
  },
  "luminance": 0.03057
}

Semantic roles & 50–950 ramp

primary

#1A2187

secondary

#BAB342

accent

#DF3DEB

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1A2187

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

Preview Lab → · Contrast checker → · Palette generator →