#1F567F#1F567F

#1F567F is a dark, moderate cyan. Relative luminance 0.085; OKLCH L 43.7% C 0.089 H 244.6°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#1F567F
RGB	rgb(31, 86, 127)
HSL	hsl(206, 61%, 31%)
HSV	hsv(206, 76%, 50%)
CMYK	cmyk(75.6%, 32.3%, 0%, 50.2%)
CIE-LAB	lab(34.96, -3.10, -28.25)
CIE-LCH	lch(34.96, 28.42, 263.74°)
OKLab	oklab(43.74% -0.038 -0.08)
OKLCH	oklch(43.74% 0.089 244.6)
XYZ	xyz(7.7222, 8.4783, 21.3041)
Luminance	0.0848 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F567F #7F481F

analogous

#1F7F78 #1F567F #1F267F

triadic

#1F567F #7F1F56 #567F1F

tetradic

#1F567F #781F7F #7F481F #267F1F

square

#1F567F #781F7F #7F481F #267F1F

split-complementary

#1F567F #7F1F26 #7F781F

monochromatic

#07131D #13354E #1F567F #2B77B0 #4696D2

Accessibility & contrast

On white

7.79

#1F567F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#1F567F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F567F

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F567F	#FFFFFF	#000000	##FFFFFF
##1F567F	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#435781

Deuteranopia (green-blind)

#364E7E

Tritanopia (blue-blind)

#006065

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1f567f;
/* rgb */ color: rgb(31, 86, 127);
/* oklch */ color: oklch(43.7% 0.089 244.6);

Tailwind

colors: {
  custom: {
    50: '#6985a4',
    500: '#1f567f',
    950: '#000000',
  },
}

SCSS

$custom: #1f567f;
$custom-light: #6985a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f567f",
  "rgb": {
    "r": 31,
    "g": 86,
    "b": 127
  },
  "hsl": {
    "h": 205.625,
    "s": 60.759,
    "l": 30.98
  },
  "oklch": {
    "l": 0.43742,
    "c": 0.08858,
    "h": 244.6
  },
  "luminance": 0.08479
}

Semantic roles & 50–950 ramp

primary

#1F567F

secondary

#B27548

accent

#8844E4

background

#F6F8FA

surface

#EBEFF4

border

#C6CACE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #1F567F

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

Preview Lab → · Contrast checker → · Palette generator →