#1F416F#1F416F

#1F416F is a dark, moderate cyan. Relative luminance 0.052; OKLCH L 37.5% C 0.089 H 256.6°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#1F416F
RGB	rgb(31, 65, 111)
HSL	hsl(215, 56%, 28%)
HSV	hsv(215, 72%, 44%)
CMYK	cmyk(72.1%, 41.4%, 0%, 56.5%)
CIE-LAB	lab(27.35, 4.45, -30.27)
CIE-LCH	lch(27.35, 30.60, 278.37°)
OKLab	oklab(37.48% -0.0205 -0.0862)
OKLCH	oklch(37.48% 0.089 256.6)
XYZ	xyz(5.3236, 5.2190, 15.7627)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F416F #6F4D1F

analogous

#1F696F #1F416F #251F6F

triadic

#1F416F #6F1F41 #416F1F

tetradic

#1F416F #6F1F69 #6F4D1F #1F6F25

square

#1F416F #6F1F69 #6F4D1F #1F6F25

split-complementary

#1F416F #6F251F #696F1F

monochromatic

#070E18 #12253F #1F416F #2C5D9F #3F7AC9

Accessibility & contrast

On white

10.27

#1F416F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#1F416F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F416F

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F416F	#FFFFFF	#000000	##FFFFFF
##1F416F	1.00	10.27	2.04	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C4571

Deuteranopia (green-blind)

#203D6E

Tritanopia (blue-blind)

#004C52

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1f416f;
/* rgb */ color: rgb(31, 65, 111);
/* oklch */ color: oklch(37.5% 0.089 256.6);

Tailwind

colors: {
  custom: {
    50: '#657598',
    500: '#1f416f',
    950: '#000000',
  },
}

SCSS

$custom: #1f416f;
$custom-light: #657598;
$custom-dark: #000000;

JSON

{
  "hex": "#1f416f",
  "rgb": {
    "r": 31,
    "g": 65,
    "b": 111
  },
  "hsl": {
    "h": 214.5,
    "s": 56.338,
    "l": 27.843
  },
  "oklch": {
    "l": 0.37482,
    "c": 0.08865,
    "h": 256.6
  },
  "luminance": 0.0522
}

Semantic roles & 50–950 ramp

primary

#1F416F

secondary

#A37C47

accent

#9F48E0

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #1F416F

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

Preview Lab → · Contrast checker → · Palette generator →