#1F2C65#1F2C65

#1F2C65 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.8% C 0.101 H 270.0°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#1F2C65
RGB	rgb(31, 44, 101)
HSL	hsl(229, 53%, 26%)
HSV	hsv(229, 69%, 40%)
CMYK	cmyk(69.3%, 56.4%, 0%, 60.4%)
CIE-LAB	lab(20.17, 15.27, -35.34)
CIE-LCH	lch(20.17, 38.50, 293.37°)
OKLab	oklab(31.76% 0.0001 -0.1015)
OKLCH	oklch(31.76% 0.101 270)
XYZ	xyz(3.8139, 3.0319, 12.6936)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2C65 #65581F

analogous

#1F4F65 #1F2C65 #351F65

triadic

#1F2C65 #651F2C #2C651F

tetradic

#1F2C65 #651F4F #65581F #1F6535

square

#1F2C65 #651F4F #65581F #1F6535

split-complementary

#1F2C65 #65351F #4F651F

monochromatic

#070A17 #111836 #1F2C65 #2D4094 #3C55C3

Accessibility & contrast

On white

13.07

#1F2C65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#1F2C65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2C65

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2C65	#FFFFFF	#000000	##FFFFFF
##1F2C65	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#063467

Deuteranopia (green-blind)

#002E64

Tritanopia (blue-blind)

#003944

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1f2c65;
/* rgb */ color: rgb(31, 44, 101);
/* oklch */ color: oklch(31.8% 0.101 270.0);

Tailwind

colors: {
  custom: {
    50: '#646491',
    500: '#1f2c65',
    950: '#000000',
  },
}

SCSS

$custom: #1f2c65;
$custom-light: #646491;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2c65",
  "rgb": {
    "r": 31,
    "g": 44,
    "b": 101
  },
  "hsl": {
    "h": 228.857,
    "s": 53.03,
    "l": 25.882
  },
  "oklch": {
    "l": 0.31756,
    "c": 0.10148,
    "h": 270
  },
  "luminance": 0.03032
}

Semantic roles & 50–950 ramp

primary

#1F2C65

secondary

#998A46

accent

#C14BDC

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06050D

muted

#7A7A7E

Preview Lab

Preview with #1F2C65

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

Preview Lab → · Contrast checker → · Palette generator →