#1F2C68#1F2C68

#1F2C68 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 32.0% C 0.106 H 270.1°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#1F2C68
RGB	rgb(31, 44, 104)
HSL	hsl(229, 54%, 26%)
HSV	hsv(229, 70%, 41%)
CMYK	cmyk(70.2%, 57.7%, 0%, 59.2%)
CIE-LAB	lab(20.41, 16.46, -36.91)
CIE-LCH	lch(20.41, 40.42, 294.03°)
OKLab	oklab(32.01% 0.0003 -0.1061)
OKLCH	oklch(32.01% 0.106 270.1)
XYZ	xyz(3.9636, 3.0918, 13.4819)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2C68 #685B1F

analogous

#1F5168 #1F2C68 #371F68

triadic

#1F2C68 #681F2C #2C681F

tetradic

#1F2C68 #681F51 #685B1F #1F6837

square

#1F2C68 #681F51 #685B1F #1F6837

split-complementary

#1F2C68 #68371F #51681F

monochromatic

#070A18 #111839 #1F2C68 #2D4097 #3C55C5

Accessibility & contrast

On white

12.98

#1F2C68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1F2C68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2C68

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2C68	#FFFFFF	#000000	##FFFFFF
##1F2C68	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01356A

Deuteranopia (green-blind)

#002E67

Tritanopia (blue-blind)

#003A45

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1f2c68;
/* rgb */ color: rgb(31, 44, 104);
/* oklch */ color: oklch(32.0% 0.106 270.1);

Tailwind

colors: {
  custom: {
    50: '#646494',
    500: '#1f2c68',
    950: '#000000',
  },
}

SCSS

$custom: #1f2c68;
$custom-light: #646494;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2c68",
  "rgb": {
    "r": 31,
    "g": 44,
    "b": 104
  },
  "hsl": {
    "h": 229.315,
    "s": 54.074,
    "l": 26.471
  },
  "oklch": {
    "l": 0.3201,
    "c": 0.10611,
    "h": 270.1
  },
  "luminance": 0.03092
}

Semantic roles & 50–950 ramp

primary

#1F2C68

secondary

#9C8D46

accent

#C34ADD

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06050D

muted

#7A7A7E

Preview Lab

Preview with #1F2C68

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

Preview Lab → · Contrast checker → · Palette generator →