#1F415C#1F415C

#1F415C is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.3% C 0.061 H 244.6°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#1F415C
RGB	rgb(31, 65, 92)
HSL	hsl(207, 50%, 24%)
HSV	hsv(207, 66%, 36%)
CMYK	cmyk(66.3%, 29.3%, 0%, 63.9%)
CIE-LAB	lab(26.29, -2.92, -19.75)
CIE-LCH	lch(26.29, 19.96, 261.59°)
OKLab	oklab(36.3% -0.0263 -0.0556)
OKLCH	oklch(36.3% 0.061 244.6)
XYZ	xyz(4.3864, 4.8442, 10.8270)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F415C #5C3A1F

analogous

#1F5C59 #1F415C #1F235C

triadic

#1F415C #5C1F41 #415C1F

tetradic

#1F415C #591F5C #5C3A1F #235C1F

square

#1F415C #591F5C #5C3A1F #235C1F

split-complementary

#1F415C #5C1F23 #5C591F

monochromatic

#081017 #10212E #1F415C #2E618A #3E82B8

Accessibility & contrast

On white

10.67

#1F415C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#1F415C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F415C

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F415C	#FFFFFF	#000000	##FFFFFF
##1F415C	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35425D

Deuteranopia (green-blind)

#2D3C5B

Tritanopia (blue-blind)

#00484A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1f415c;
/* rgb */ color: rgb(31, 65, 92);
/* oklch */ color: oklch(36.3% 0.061 244.6);

Tailwind

colors: {
  custom: {
    50: '#61758a',
    500: '#1f415c',
    950: '#000000',
  },
}

SCSS

$custom: #1f415c;
$custom-light: #61758a;
$custom-dark: #000000;

JSON

{
  "hex": "#1f415c",
  "rgb": {
    "r": 31,
    "g": 65,
    "b": 92
  },
  "hsl": {
    "h": 206.557,
    "s": 49.593,
    "l": 24.118
  },
  "oklch": {
    "l": 0.36301,
    "c": 0.06148,
    "h": 244.6
  },
  "luminance": 0.04845
}

Semantic roles & 50–950 ramp

primary

#1F415C

secondary

#916746

accent

#8C4FD9

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#05080B

muted

#7A7B7C

Preview Lab

Preview with #1F415C

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

Preview Lab → · Contrast checker → · Palette generator →