#1F2B6D#1F2B6D

#1F2B6D is a dark, moderate blue. Relative luminance 0.031; OKLCH L 32.2% C 0.115 H 270.7°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#1F2B6D
RGB	rgb(31, 43, 109)
HSL	hsl(231, 56%, 27%)
HSV	hsv(231, 72%, 43%)
CMYK	cmyk(71.6%, 60.6%, 0%, 57.3%)
CIE-LAB	lab(20.53, 19.15, -39.96)
CIE-LCH	lch(20.53, 44.31, 295.61°)
OKLab	oklab(32.23% 0.0014 -0.1151)
OKLCH	oklch(32.23% 0.115 270.7)
XYZ	xyz(4.1883, 3.1228, 14.8471)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2B6D #6D611F

analogous

#1F526D #1F2B6D #3A1F6D

triadic

#1F2B6D #6D1F2B #2B6D1F

tetradic

#1F2B6D #6D1F52 #6D611F #1F6D3A

square

#1F2B6D #6D1F52 #6D611F #1F6D3A

split-complementary

#1F2B6D #6D3A1F #526D1F

monochromatic

#070918 #11183D #1F2B6D #2D3E9D #3E53C8

Accessibility & contrast

On white

12.93

#1F2B6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1F2B6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2B6D

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2B6D	#FFFFFF	#000000	##FFFFFF
##1F2B6D	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00356F

Deuteranopia (green-blind)

#002E6C

Tritanopia (blue-blind)

#003B47

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1f2b6d;
/* rgb */ color: rgb(31, 43, 109);
/* oklch */ color: oklch(32.2% 0.115 270.7);

Tailwind

colors: {
  custom: {
    50: '#666497',
    500: '#1f2b6d',
    950: '#000000',
  },
}

SCSS

$custom: #1f2b6d;
$custom-light: #666497;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2b6d",
  "rgb": {
    "r": 31,
    "g": 43,
    "b": 109
  },
  "hsl": {
    "h": 230.769,
    "s": 55.714,
    "l": 27.451
  },
  "oklch": {
    "l": 0.3223,
    "c": 0.1151,
    "h": 270.7
  },
  "luminance": 0.03123
}

Semantic roles & 50–950 ramp

primary

#1F2B6D

secondary

#A19347

accent

#C849DF

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #1F2B6D

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

Preview Lab → · Contrast checker → · Palette generator →