#1F2E9D#1F2E9D

#1F2E9D is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.5% C 0.178 H 269.0°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#1F2E9D
RGB	rgb(31, 46, 157)
HSL	hsl(233, 67%, 37%)
HSV	hsv(233, 80%, 62%)
CMYK	cmyk(80.3%, 70.7%, 0%, 38.4%)
CIE-LAB	lab(25.80, 35.48, -61.45)
CIE-LCH	lch(25.80, 70.96, 300.00°)
OKLab	oklab(37.48% -0.003 -0.178)
OKLCH	oklch(37.48% 0.178 269)
XYZ	xyz(7.6258, 4.6787, 32.3929)
Luminance	0.0468 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2E9D #9D8E1F

analogous

#1F6D9D #1F2E9D #4F1F9D

triadic

#1F2E9D #9D1F2E #2E9D1F

tetradic

#1F2E9D #9D1F6D #9D8E1F #1F9D4F

square

#1F2E9D #9D1F6D #9D8E1F #1F9D4F

split-complementary

#1F2E9D #9D4F1F #6D9D1F

monochromatic

#0B1037 #151F6A #1F2E9D #293DD0 #5868DE

Accessibility & contrast

On white

10.85

#1F2E9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#1F2E9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2E9D

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2E9D	#FFFFFF	#000000	##FFFFFF
##1F2E9D	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A0

Deuteranopia (green-blind)

#00379B

Tritanopia (blue-blind)

#004D62

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1f2e9d;
/* rgb */ color: rgb(31, 46, 157);
/* oklch */ color: oklch(37.5% 0.178 269.0);

Tailwind

colors: {
  custom: {
    50: '#7267bb',
    500: '#1f2e9d',
    950: '#000000',
  },
}

SCSS

$custom: #1f2e9d;
$custom-light: #7267bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2e9d",
  "rgb": {
    "r": 31,
    "g": 46,
    "b": 157
  },
  "hsl": {
    "h": 232.857,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37476,
    "c": 0.178,
    "h": 269
  },
  "luminance": 0.0468
}

Semantic roles & 50–950 ramp

primary

#1F2E9D

secondary

#C2B556

accent

#D53EEA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1F2E9D

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

Preview Lab → · Contrast checker → · Palette generator →