#1F246C#1F246C

#1F246C is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.7% C 0.123 H 273.6°. Best body text is #FFFFFF at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#1F246C
RGB	rgb(31, 36, 108)
HSL	hsl(236, 55%, 27%)
HSV	hsv(236, 71%, 42%)
CMYK	cmyk(71.3%, 66.7%, 0%, 57.6%)
CIE-LAB	lab(18.52, 23.69, -42.59)
CIE-LCH	lch(18.52, 48.73, 299.09°)
OKLab	oklab(30.72% 0.0076 -0.1229)
OKLCH	oklch(30.72% 0.123 273.6)
XYZ	xyz(3.9018, 2.6354, 14.4875)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F246C #6C671F

analogous

#1F4B6C #1F246C #411F6C

triadic

#1F246C #6C1F24 #246C1F

tetradic

#1F246C #6C1F4B #6C671F #1F6C41

square

#1F246C #6C1F4B #6C671F #1F6C41

split-complementary

#1F246C #6C411F #4B6C1F

monochromatic

#070818 #11143C #1F246C #2D349C #3E47C8

Accessibility & contrast

On white

13.75

#1F246C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1F246C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F246C

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F246C	#FFFFFF	#000000	##FFFFFF
##1F246C	1.00	13.75	1.53	13.75
#FFFFFF	13.75	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316E

Deuteranopia (green-blind)

#002A6B

Tritanopia (blue-blind)

#003644

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1f246c;
/* rgb */ color: rgb(31, 36, 108);
/* oklch */ color: oklch(30.7% 0.123 273.6);

Tailwind

colors: {
  custom: {
    50: '#665e97',
    500: '#1f246c',
    950: '#000000',
  },
}

SCSS

$custom: #1f246c;
$custom-light: #665e97;
$custom-dark: #000000;

JSON

{
  "hex": "#1f246c",
  "rgb": {
    "r": 31,
    "g": 36,
    "b": 108
  },
  "hsl": {
    "h": 236.104,
    "s": 55.396,
    "l": 27.255
  },
  "oklch": {
    "l": 0.30716,
    "c": 0.12311,
    "h": 273.6
  },
  "luminance": 0.02636
}

Semantic roles & 50–950 ramp

primary

#1F246C

secondary

#A09A47

accent

#D549DF

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040D

muted

#7A797E

Preview Lab

Preview with #1F246C

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

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