#1F568D#1F568D

#1F568D is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.6% C 0.107 H 251.5°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#1F568D
RGB	rgb(31, 86, 141)
HSL	hsl(210, 64%, 34%)
HSV	hsv(210, 78%, 55%)
CMYK	cmyk(78%, 39%, 0%, 44.7%)
CIE-LAB	lab(35.73, 2.35, -35.60)
CIE-LCH	lch(35.73, 35.67, 273.77°)
OKLab	oklab(44.6% -0.0339 -0.1015)
OKLCH	oklch(44.6% 0.107 251.5)
XYZ	xyz(8.6988, 8.8690, 26.4476)
Luminance	0.0887 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F568D #8D561F

analogous

#1F8D8D #1F568D #1F1F8D

triadic

#1F568D #8D1F56 #568D1F

tetradic

#1F568D #8D1F8D #8D561F #1F8D1F

square

#1F568D #8D1F8D #8D561F #1F8D1F

split-complementary

#1F568D #8D1F1F #8D8D1F

monochromatic

#091929 #14375B #1F568D #2A75BF #4E93D8

Accessibility & contrast

On white

7.57

#1F568D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#1F568D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F568D

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F568D	#FFFFFF	#000000	##FFFFFF
##1F568D	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C5A8F

Deuteranopia (green-blind)

#2B4F8C

Tritanopia (blue-blind)

#00636A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1f568d;
/* rgb */ color: rgb(31, 86, 141);
/* oklch */ color: oklch(44.6% 0.107 251.5);

Tailwind

colors: {
  custom: {
    50: '#6b85ae',
    500: '#1f568d',
    950: '#000000',
  },
}

SCSS

$custom: #1f568d;
$custom-light: #6b85ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1f568d",
  "rgb": {
    "r": 31,
    "g": 86,
    "b": 141
  },
  "hsl": {
    "h": 210,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.446,
    "c": 0.107,
    "h": 251.5
  },
  "luminance": 0.0887
}

Semantic roles & 50–950 ramp

primary

#1F568D

secondary

#BB844D

accent

#9441E7

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1F568D

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

Preview Lab → · Contrast checker → · Palette generator →