#1F2E9E#1F2E9E

#1F2E9E is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.6% C 0.179 H 269.0°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#1F2E9E
RGB	rgb(31, 46, 158)
HSL	hsl(233, 67%, 37%)
HSV	hsv(233, 80%, 62%)
CMYK	cmyk(80.4%, 70.9%, 0%, 38%)
CIE-LAB	lab(25.90, 35.85, -61.89)
CIE-LCH	lch(25.90, 71.52, 300.08°)
OKLab	oklab(37.58% -0.0031 -0.1793)
OKLCH	oklch(37.58% 0.179 269)
XYZ	xyz(7.7115, 4.7130, 32.8444)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2E9E #9E8F1F

analogous

#1F6E9E #1F2E9E #4F1F9E

triadic

#1F2E9E #9E1F2E #2E9E1F

tetradic

#1F2E9E #9E1F6E #9E8F1F #1F9E4F

square

#1F2E9E #9E1F6E #9E8F1F #1F9E4F

split-complementary

#1F2E9E #9E4F1F #6E9E1F

monochromatic

#0B1038 #151F6B #1F2E9E #293DD1 #5969DE

Accessibility & contrast

On white

10.81

#1F2E9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#1F2E9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2E9E

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2E9E	#FFFFFF	#000000	##FFFFFF
##1F2E9E	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A1

Deuteranopia (green-blind)

#00379C

Tritanopia (blue-blind)

#004D62

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1f2e9e;
/* rgb */ color: rgb(31, 46, 158);
/* oklch */ color: oklch(37.6% 0.179 269.0);

Tailwind

colors: {
  custom: {
    50: '#7267bc',
    500: '#1f2e9e',
    950: '#000000',
  },
}

SCSS

$custom: #1f2e9e;
$custom-light: #7267bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2e9e",
  "rgb": {
    "r": 31,
    "g": 46,
    "b": 158
  },
  "hsl": {
    "h": 232.913,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.3758,
    "c": 0.17929,
    "h": 269
  },
  "luminance": 0.04714
}

Semantic roles & 50–950 ramp

primary

#1F2E9E

secondary

#C2B656

accent

#D63EEA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1F2E9E

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

Preview Lab → · Contrast checker → · Palette generator →