#1F2A86#1F2A86

#1F2A86 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.4% C 0.152 H 270.5°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#1F2A86
RGB	rgb(31, 42, 134)
HSL	hsl(234, 62%, 32%)
HSV	hsv(234, 77%, 53%)
CMYK	cmyk(76.9%, 68.7%, 0%, 47.5%)
CIE-LAB	lab(22.54, 29.52, -52.59)
CIE-LCH	lch(22.54, 60.31, 299.31°)
OKLab	oklab(34.42% 0.0013 -0.1521)
OKLCH	oklch(34.42% 0.152 270.5)
XYZ	xyz(5.6946, 3.6679, 22.9575)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2A86 #867B1F

analogous

#1F5E86 #1F2A86 #471F86

triadic

#1F2A86 #861F2A #2A861F

tetradic

#1F2A86 #861F5E #867B1F #1F8647

square

#1F2A86 #861F5E #867B1F #1F8647

split-complementary

#1F2A86 #86471F #5E861F

monochromatic

#080B23 #141A54 #1F2A86 #2A3AB8 #4A59D5

Accessibility & contrast

On white

12.11

#1F2A86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#1F2A86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2A86

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2A86	#FFFFFF	#000000	##FFFFFF
##1F2A86	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B89

Deuteranopia (green-blind)

#003184

Tritanopia (blue-blind)

#004354

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1f2a86;
/* rgb */ color: rgb(31, 42, 134);
/* oklch */ color: oklch(34.4% 0.152 270.5);

Tailwind

colors: {
  custom: {
    50: '#6c63aa',
    500: '#1f2a86',
    950: '#000000',
  },
}

SCSS

$custom: #1f2a86;
$custom-light: #6c63aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2a86",
  "rgb": {
    "r": 31,
    "g": 42,
    "b": 134
  },
  "hsl": {
    "h": 233.592,
    "s": 62.424,
    "l": 32.353
  },
  "oklch": {
    "l": 0.34417,
    "c": 0.15213,
    "h": 270.5
  },
  "luminance": 0.03668
}

Semantic roles & 50–950 ramp

primary

#1F2A86

secondary

#B8AC49

accent

#D442E5

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1F2A86

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

Preview Lab → · Contrast checker → · Palette generator →