#1A1687#1A1687

#1A1687 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 31.2% C 0.175 H 271.4°. Best body text is #FFFFFF at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#1A1687
RGB	rgb(26, 22, 135)
HSL	hsl(242, 72%, 31%)
HSV	hsv(242, 84%, 53%)
CMYK	cmyk(80.7%, 83.7%, 0%, 47.1%)
CIE-LAB	lab(18.11, 41.38, -60.55)
CIE-LCH	lch(18.11, 73.34, 304.35°)
OKLab	oklab(31.22% 0.0042 -0.1752)
OKLCH	oklch(31.22% 0.175 271.4)
XYZ	xyz(5.0846, 2.5421, 23.1397)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1687 #838716

analogous

#164A87 #1A1687 #521687

triadic

#1A1687 #871A16 #16871A

tetradic

#1A1687 #87164A #838716 #168752

square

#1A1687 #87164A #838716 #168752

split-complementary

#1A1687 #875216 #4A8716

monochromatic

#06051E #100D52 #1A1687 #241FBC #3F39DF

Accessibility & contrast

On white

13.92

#1A1687 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#1A1687 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1687

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1687	#FFFFFF	#000000	##FFFFFF
##1A1687	1.00	13.92	1.51	13.92
#FFFFFF	13.92	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00328A

Deuteranopia (green-blind)

#002685

Tritanopia (blue-blind)

#003A50

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1a1687;
/* rgb */ color: rgb(26, 22, 135);
/* oklch */ color: oklch(31.2% 0.175 271.4);

Tailwind

colors: {
  custom: {
    50: '#6d57ab',
    500: '#1a1687',
    950: '#000000',
  },
}

SCSS

$custom: #1a1687;
$custom-light: #6d57ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1687",
  "rgb": {
    "r": 26,
    "g": 22,
    "b": 135
  },
  "hsl": {
    "h": 242.124,
    "s": 71.975,
    "l": 30.784
  },
  "oklch": {
    "l": 0.31216,
    "c": 0.17528,
    "h": 271.4
  },
  "luminance": 0.02543
}

Semantic roles & 50–950 ramp

primary

#1A1687

secondary

#B7BB3E

accent

#EF39E8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #1A1687

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

Preview Lab → · Contrast checker → · Palette generator →