#1F4E67#1F4E67

#1F4E67 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.3% C 0.066 H 235.0°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#1F4E67
RGB	rgb(31, 78, 103)
HSL	hsl(201, 54%, 26%)
HSV	hsv(201, 70%, 40%)
CMYK	cmyk(69.9%, 24.3%, 0%, 59.6%)
CIE-LAB	lab(31.16, -7.14, -19.21)
CIE-LCH	lch(31.16, 20.50, 249.62°)
OKLab	oklab(40.34% -0.0378 -0.0539)
OKLCH	oklch(40.34% 0.066 235)
XYZ	xyz(5.7367, 6.7188, 13.8239)
Luminance	0.0672 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4E67 #67381F

analogous

#1F675C #1F4E67 #1F2A67

triadic

#1F4E67 #671F4E #4E671F

tetradic

#1F4E67 #5C1F67 #67381F #2A671F

square

#1F4E67 #5C1F67 #67381F #2A671F

split-complementary

#1F4E67 #671F2A #675C1F

monochromatic

#071218 #112A38 #1F4E67 #2D7296 #3C95C4

Accessibility & contrast

On white

8.96

#1F4E67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#1F4E67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4E67

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4E67	#FFFFFF	#000000	##FFFFFF
##1F4E67	1.00	8.96	2.34	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424D68

Deuteranopia (green-blind)

#384667

Tritanopia (blue-blind)

#005556

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1f4e67;
/* rgb */ color: rgb(31, 78, 103);
/* oklch */ color: oklch(40.3% 0.066 235.0);

Tailwind

colors: {
  custom: {
    50: '#647f92',
    500: '#1f4e67',
    950: '#000000',
  },
}

SCSS

$custom: #1f4e67;
$custom-light: #647f92;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4e67",
  "rgb": {
    "r": 31,
    "g": 78,
    "b": 103
  },
  "hsl": {
    "h": 200.833,
    "s": 53.731,
    "l": 26.275
  },
  "oklch": {
    "l": 0.40338,
    "c": 0.06583,
    "h": 235
  },
  "luminance": 0.06719
}

Semantic roles & 50–950 ramp

primary

#1F4E67

secondary

#9B6446

accent

#7E4BDD

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1F4E67

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

Preview Lab → · Contrast checker → · Palette generator →