#1F415A#1F415A

#1F415A is a dark, muted cyan. Relative luminance 0.048; OKLCH L 36.2% C 0.059 H 242.6°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#1F415A
RGB	rgb(31, 65, 90)
HSL	hsl(205, 49%, 24%)
HSV	hsv(205, 66%, 35%)
CMYK	cmyk(65.6%, 27.8%, 0%, 64.7%)
CIE-LAB	lab(26.19, -3.67, -18.61)
CIE-LCH	lch(26.19, 18.97, 258.84°)
OKLab	oklab(36.19% -0.0271 -0.0523)
OKLCH	oklch(36.19% 0.059 242.6)
XYZ	xyz(4.3001, 4.8097, 10.3726)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F415A #5A381F

analogous

#1F5A55 #1F415A #1F235A

triadic

#1F415A #5A1F41 #415A1F

tetradic

#1F415A #551F5A #5A381F #235A1F

square

#1F415A #551F5A #5A381F #235A1F

split-complementary

#1F415A #5A1F23 #5A551F

monochromatic

#081017 #0F202C #1F415A #2F6288 #3E83B5

Accessibility & contrast

On white

10.70

#1F415A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#1F415A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F415A

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F415A	#FFFFFF	#000000	##FFFFFF
##1F415A	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36415B

Deuteranopia (green-blind)

#2E3B5A

Tritanopia (blue-blind)

#00474A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1f415a;
/* rgb */ color: rgb(31, 65, 90);
/* oklch */ color: oklch(36.2% 0.059 242.6);

Tailwind

colors: {
  custom: {
    50: '#617588',
    500: '#1f415a',
    950: '#000000',
  },
}

SCSS

$custom: #1f415a;
$custom-light: #617588;
$custom-dark: #000000;

JSON

{
  "hex": "#1f415a",
  "rgb": {
    "r": 31,
    "g": 65,
    "b": 90
  },
  "hsl": {
    "h": 205.424,
    "s": 48.76,
    "l": 23.725
  },
  "oklch": {
    "l": 0.36188,
    "c": 0.05886,
    "h": 242.6
  },
  "luminance": 0.0481
}

Semantic roles & 50–950 ramp

primary

#1F415A

secondary

#8F6546

accent

#894FD8

background

#F5F7F8

surface

#EAEDF0

border

#C6C8CB

text

#05080B

muted

#797B7C

Preview Lab

Preview with #1F415A

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

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