#1F4E82#1F4E82

#1F4E82 is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 41.9% C 0.101 H 253.3°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#1F4E82
RGB	rgb(31, 78, 130)
HSL	hsl(212, 61%, 32%)
HSV	hsv(212, 76%, 51%)
CMYK	cmyk(76.2%, 40%, 0%, 49%)
CIE-LAB	lab(32.59, 3.25, -33.84)
CIE-LCH	lch(32.59, 34.00, 275.49°)
OKLab	oklab(41.94% -0.029 -0.0965)
OKLCH	oklch(41.94% 0.101 253.3)
XYZ	xyz(7.3172, 7.3510, 22.1480)
Luminance	0.0735 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4E82 #82531F

analogous

#1F8082 #1F4E82 #211F82

triadic

#1F4E82 #821F4E #4E821F

tetradic

#1F4E82 #821F80 #82531F #1F8221

square

#1F4E82 #821F80 #82531F #1F8221

split-complementary

#1F4E82 #82211F #80821F

monochromatic

#07131F #133051 #1F4E82 #2B6CB3 #488AD3

Accessibility & contrast

On white

8.50

#1F4E82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1F4E82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4E82

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4E82	#FFFFFF	#000000	##FFFFFF
##1F4E82	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365284

Deuteranopia (green-blind)

#264881

Tritanopia (blue-blind)

#005A61

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1f4e82;
/* rgb */ color: rgb(31, 78, 130);
/* oklch */ color: oklch(41.9% 0.101 253.3);

Tailwind

colors: {
  custom: {
    50: '#697fa6',
    500: '#1f4e82',
    950: '#000000',
  },
}

SCSS

$custom: #1f4e82;
$custom-light: #697fa6;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4e82",
  "rgb": {
    "r": 31,
    "g": 78,
    "b": 130
  },
  "hsl": {
    "h": 211.515,
    "s": 61.491,
    "l": 31.569
  },
  "oklch": {
    "l": 0.41939,
    "c": 0.10075,
    "h": 253.3
  },
  "luminance": 0.07352
}

Semantic roles & 50–950 ramp

primary

#1F4E82

secondary

#B58148

accent

#9843E5

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1F4E82

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

Preview Lab → · Contrast checker → · Palette generator →