#1F2EA5#1F2EA5

#1F2EA5 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.3% C 0.188 H 268.8°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#1F2EA5
RGB	rgb(31, 46, 165)
HSL	hsl(233, 68%, 38%)
HSV	hsv(233, 81%, 65%)
CMYK	cmyk(81.2%, 72.1%, 0%, 35.3%)
CIE-LAB	lab(26.62, 38.39, -64.95)
CIE-LCH	lch(26.62, 75.44, 300.58°)
OKLab	oklab(38.32% -0.0039 -0.1882)
OKLCH	oklch(38.32% 0.188 268.8)
XYZ	xyz(8.3313, 4.9609, 36.1085)
Luminance	0.0496 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2EA5 #A5961F

analogous

#1F71A5 #1F2EA5 #531FA5

triadic

#1F2EA5 #A51F2E #2EA51F

tetradic

#1F2EA5 #A51F71 #A5961F #1FA553

square

#1F2EA5 #A51F71 #A5961F #1FA553

split-complementary

#1F2EA5 #A5531F #71A51F

monochromatic

#0C113E #152071 #1F2EA5 #2A3ED7 #5E6CE1

Accessibility & contrast

On white

10.54

#1F2EA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#1F2EA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2EA5

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2EA5	#FFFFFF	#000000	##FFFFFF
##1F2EA5	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A9

Deuteranopia (green-blind)

#0038A3

Tritanopia (blue-blind)

#005066

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1f2ea5;
/* rgb */ color: rgb(31, 46, 165);
/* oklch */ color: oklch(38.3% 0.188 268.8);

Tailwind

colors: {
  custom: {
    50: '#7467c1',
    500: '#1f2ea5',
    950: '#000000',
  },
}

SCSS

$custom: #1f2ea5;
$custom-light: #7467c1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2ea5",
  "rgb": {
    "r": 31,
    "g": 46,
    "b": 165
  },
  "hsl": {
    "h": 233.284,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.38317,
    "c": 0.18821,
    "h": 268.8
  },
  "luminance": 0.04962
}

Semantic roles & 50–950 ramp

primary

#1F2EA5

secondary

#C5B95B

accent

#D83DEB

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #1F2EA5

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

Preview Lab → · Contrast checker → · Palette generator →