#1F4E68#1F4E68

#1F4E68 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.4% C 0.067 H 236.1°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#1F4E68
RGB	rgb(31, 78, 104)
HSL	hsl(201, 54%, 26%)
HSV	hsv(201, 70%, 41%)
CMYK	cmyk(70.2%, 25%, 0%, 59.2%)
CIE-LAB	lab(31.21, -6.77, -19.77)
CIE-LCH	lch(31.21, 20.90, 251.11°)
OKLab	oklab(40.39% -0.0374 -0.0555)
OKLCH	oklch(40.39% 0.067 236.1)
XYZ	xyz(5.7872, 6.7390, 14.0898)
Luminance	0.0674 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4E68 #68391F

analogous

#1F685E #1F4E68 #1F2A68

triadic

#1F4E68 #681F4E #4E681F

tetradic

#1F4E68 #5E1F68 #68391F #2A681F

square

#1F4E68 #5E1F68 #68391F #2A681F

split-complementary

#1F4E68 #681F2A #685E1F

monochromatic

#071218 #112B39 #1F4E68 #2D7197 #3C94C5

Accessibility & contrast

On white

8.94

#1F4E68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#1F4E68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4E68

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4E68	#FFFFFF	#000000	##FFFFFF
##1F4E68	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424E69

Deuteranopia (green-blind)

#384668

Tritanopia (blue-blind)

#005557

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1f4e68;
/* rgb */ color: rgb(31, 78, 104);
/* oklch */ color: oklch(40.4% 0.067 236.1);

Tailwind

colors: {
  custom: {
    50: '#647f93',
    500: '#1f4e68',
    950: '#000000',
  },
}

SCSS

$custom: #1f4e68;
$custom-light: #647f93;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4e68",
  "rgb": {
    "r": 31,
    "g": 78,
    "b": 104
  },
  "hsl": {
    "h": 201.37,
    "s": 54.074,
    "l": 26.471
  },
  "oklch": {
    "l": 0.40391,
    "c": 0.06694,
    "h": 236.1
  },
  "luminance": 0.0674
}

Semantic roles & 50–950 ramp

primary

#1F4E68

secondary

#9C6546

accent

#7F4ADD

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1F4E68

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

Preview Lab → · Contrast checker → · Palette generator →