#1F568F#1F568F

#1F568F is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.7% C 0.110 H 252.3°. Best body text is #FFFFFF at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#1F568F
RGB	rgb(31, 86, 143)
HSL	hsl(211, 64%, 34%)
HSV	hsv(211, 78%, 56%)
CMYK	cmyk(78.3%, 39.9%, 0%, 43.9%)
CIE-LAB	lab(35.85, 3.13, -36.63)
CIE-LCH	lch(35.85, 36.76, 274.89°)
OKLab	oklab(44.73% -0.0333 -0.1045)
OKLCH	oklch(44.73% 0.11 252.3)
XYZ	xyz(8.8489, 8.9290, 27.2384)
Luminance	0.0893 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F568F #8F581F

analogous

#1F8E8F #1F568F #201F8F

triadic

#1F568F #8F1F56 #568F1F

tetradic

#1F568F #8F1F8E #8F581F #1F8F20

square

#1F568F #8F1F8E #8F581F #1F8F20

split-complementary

#1F568F #8F201F #8E8F1F

monochromatic

#091A2A #14385D #1F568F #2A74C1 #4F93D9

Accessibility & contrast

On white

7.54

#1F568F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#1F568F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F568F

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F568F	#FFFFFF	#000000	##FFFFFF
##1F568F	1.00	7.54	2.79	7.54
#FFFFFF	7.54	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B5A91

Deuteranopia (green-blind)

#29508E

Tritanopia (blue-blind)

#00636B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1f568f;
/* rgb */ color: rgb(31, 86, 143);
/* oklch */ color: oklch(44.7% 0.110 252.3);

Tailwind

colors: {
  custom: {
    50: '#6c85b0',
    500: '#1f568f',
    950: '#000000',
  },
}

SCSS

$custom: #1f568f;
$custom-light: #6c85b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1f568f",
  "rgb": {
    "r": 31,
    "g": 86,
    "b": 143
  },
  "hsl": {
    "h": 210.536,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.44729,
    "c": 0.10971,
    "h": 252.3
  },
  "luminance": 0.0893
}

Semantic roles & 50–950 ramp

primary

#1F568F

secondary

#BC864E

accent

#9540E7

background

#F6F8FA

surface

#ECEFF5

border

#C7CACF

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1F568F

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

Preview Lab → · Contrast checker → · Palette generator →