#1F206F#1F206F

#1F206F is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.3% C 0.133 H 274.5°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).

Color values

HEX	#1F206F
RGB	rgb(31, 32, 111)
HSL	hsl(239, 56%, 28%)
HSV	hsv(239, 72%, 44%)
CMYK	cmyk(72.1%, 71.2%, 0%, 56.5%)
CIE-LAB	lab(17.79, 27.54, -45.73)
CIE-LCH	lch(17.79, 53.38, 301.06°)
OKLab	oklab(30.27% 0.0105 -0.1321)
OKLCH	oklch(30.27% 0.133 274.5)
XYZ	xyz(3.9499, 2.4717, 15.3048)
Luminance	0.0247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F206F #6F6E1F

analogous

#1F486F #1F206F #461F6F

triadic

#1F206F #6F1F20 #206F1F

tetradic

#1F206F #6F1F48 #6F6E1F #1F6F46

square

#1F206F #6F1F48 #6F6E1F #1F6F46

split-complementary

#1F206F #6F461F #486F1F

monochromatic

#070718 #12123F #1F206F #2C2E9F #3F41C9

Accessibility & contrast

On white

14.05

#1F206F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#1F206F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F206F

14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F206F	#FFFFFF	#000000	##FFFFFF
##1F206F	1.00	14.05	1.49	14.05
#FFFFFF	14.05	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F71

Deuteranopia (green-blind)

#00286E

Tritanopia (blue-blind)

#003544

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1f206f;
/* rgb */ color: rgb(31, 32, 111);
/* oklch */ color: oklch(30.3% 0.133 274.5);

Tailwind

colors: {
  custom: {
    50: '#675c99',
    500: '#1f206f',
    950: '#000000',
  },
}

SCSS

$custom: #1f206f;
$custom-light: #675c99;
$custom-dark: #000000;

JSON

{
  "hex": "#1f206f",
  "rgb": {
    "r": 31,
    "g": 32,
    "b": 111
  },
  "hsl": {
    "h": 239.25,
    "s": 56.338,
    "l": 27.843
  },
  "oklch": {
    "l": 0.30273,
    "c": 0.13252,
    "h": 274.5
  },
  "luminance": 0.02472
}

Semantic roles & 50–950 ramp

primary

#1F206F

secondary

#A3A247

accent

#DE48E0

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #1F206F

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

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