#1F2E89#1F2E89

#1F2E89 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.5% C 0.151 H 269.5°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#1F2E89
RGB	rgb(31, 46, 137)
HSL	hsl(232, 63%, 33%)
HSV	hsv(232, 77%, 54%)
CMYK	cmyk(77.4%, 66.4%, 0%, 46.3%)
CIE-LAB	lab(23.84, 27.98, -52.33)
CIE-LCH	lch(23.84, 59.35, 298.13°)
OKLab	oklab(35.45% -0.0014 -0.1514)
OKLCH	oklch(35.45% 0.151 269.5)
XYZ	xyz(6.0559, 4.0508, 24.1248)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2E89 #897A1F

analogous

#1F6389 #1F2E89 #451F89

triadic

#1F2E89 #891F2E #2E891F

tetradic

#1F2E89 #891F63 #897A1F #1F8945

square

#1F2E89 #891F63 #897A1F #1F8945

split-complementary

#1F2E89 #89451F #63891F

monochromatic

#080C25 #141D57 #1F2E89 #2A3FBB #4C60D6

Accessibility & contrast

On white

11.60

#1F2E89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#1F2E89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2E89

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2E89	#FFFFFF	#000000	##FFFFFF
##1F2E89	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8C

Deuteranopia (green-blind)

#003487

Tritanopia (blue-blind)

#004657

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1f2e89;
/* rgb */ color: rgb(31, 46, 137);
/* oklch */ color: oklch(35.5% 0.151 269.5);

Tailwind

colors: {
  custom: {
    50: '#6c66ac',
    500: '#1f2e89',
    950: '#000000',
  },
}

SCSS

$custom: #1f2e89;
$custom-light: #6c66ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2e89",
  "rgb": {
    "r": 31,
    "g": 46,
    "b": 137
  },
  "hsl": {
    "h": 231.509,
    "s": 63.095,
    "l": 32.941
  },
  "oklch": {
    "l": 0.35453,
    "c": 0.15137,
    "h": 269.5
  },
  "luminance": 0.04051
}

Semantic roles & 50–950 ramp

primary

#1F2E89

secondary

#B9AA4B

accent

#CF42E6

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #1F2E89

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

Preview Lab → · Contrast checker → · Palette generator →