#1F568C#1F568C

#1F568C is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 44.5% C 0.106 H 251.1°. Best body text is #FFFFFF at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#1F568C
RGB	rgb(31, 86, 140)
HSL	hsl(210, 64%, 34%)
HSV	hsv(210, 78%, 55%)
CMYK	cmyk(77.9%, 38.6%, 0%, 45.1%)
CIE-LAB	lab(35.67, 1.96, -35.08)
CIE-LCH	lch(35.67, 35.13, 273.19°)
OKLab	oklab(44.54% -0.0341 -0.1)
OKLCH	oklch(44.54% 0.106 251.1)
XYZ	xyz(8.6247, 8.8393, 26.0575)
Luminance	0.0884 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F568C #8C551F

analogous

#1F8C8B #1F568C #1F1F8C

triadic

#1F568C #8C1F56 #568C1F

tetradic

#1F568C #8B1F8C #8C551F #1F8C1F

square

#1F568C #8B1F8C #8C551F #1F8C1F

split-complementary

#1F568C #8C1F1F #8C8B1F

monochromatic

#091828 #14375A #1F568C #2A75BE #4E93D8

Accessibility & contrast

On white

7.59

#1F568C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#1F568C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F568C

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F568C	#FFFFFF	#000000	##FFFFFF
##1F568C	1.00	7.59	2.77	7.59
#FFFFFF	7.59	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D598E

Deuteranopia (green-blind)

#2C4F8B

Tritanopia (blue-blind)

#00636A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1f568c;
/* rgb */ color: rgb(31, 86, 140);
/* oklch */ color: oklch(44.5% 0.106 251.1);

Tailwind

colors: {
  custom: {
    50: '#6b85ae',
    500: '#1f568c',
    950: '#000000',
  },
}

SCSS

$custom: #1f568c;
$custom-light: #6b85ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1f568c",
  "rgb": {
    "r": 31,
    "g": 86,
    "b": 140
  },
  "hsl": {
    "h": 209.725,
    "s": 63.743,
    "l": 33.529
  },
  "oklch": {
    "l": 0.44536,
    "c": 0.10565,
    "h": 251.1
  },
  "luminance": 0.0884
}

Semantic roles & 50–950 ramp

primary

#1F568C

secondary

#BB834C

accent

#9341E7

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1F568C

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

Preview Lab → · Contrast checker → · Palette generator →