#1F7299#1F7299

#1F7299 is a mid, moderate cyan. Relative luminance 0.146; OKLCH L 52.2% C 0.098 H 234.1°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#1F7299
RGB	rgb(31, 114, 153)
HSL	hsl(199, 66%, 36%)
HSV	hsv(199, 80%, 60%)
CMYK	cmyk(79.7%, 25.5%, 0%, 40%)
CIE-LAB	lab(45.12, -10.32, -28.02)
CIE-LCH	lch(45.12, 29.86, 249.78°)
OKLab	oklab(52.22% -0.0573 -0.079)
OKLCH	oklch(52.22% 0.098 234.1)
XYZ	xyz(12.3298, 14.6243, 32.3038)
Luminance	0.1463 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F7299 #99461F

analogous

#1F9983 #1F7299 #1F3599

triadic

#1F7299 #991F72 #72991F

tetradic

#1F7299 #831F99 #99461F #35991F

square

#1F7299 #831F99 #99461F #35991F

split-complementary

#1F7299 #991F35 #99831F

monochromatic

#0A2633 #154C66 #1F7299 #2998CC #56B2DD

Accessibility & contrast

On white

5.35

#1F7299 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#1F7299 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F7299

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F7299	#FFFFFF	#000000	##FFFFFF
##1F7299	1.00	5.35	3.93	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F719B

Deuteranopia (green-blind)

#4F6698

Tritanopia (blue-blind)

#007C7F

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1f7299;
/* rgb */ color: rgb(31, 114, 153);
/* oklch */ color: oklch(52.2% 0.098 234.1);

Tailwind

colors: {
  custom: {
    50: '#6f9ab7',
    500: '#1f7299',
    950: '#000000',
  },
}

SCSS

$custom: #1f7299;
$custom-light: #6f9ab7;
$custom-dark: #000000;

JSON

{
  "hex": "#1f7299",
  "rgb": {
    "r": 31,
    "g": 114,
    "b": 153
  },
  "hsl": {
    "h": 199.18,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.52219,
    "c": 0.09759,
    "h": 234.1
  },
  "luminance": 0.14626
}

Semantic roles & 50–950 ramp

primary

#1F7299

secondary

#C07654

accent

#753FE9

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#080E11

muted

#7B7E80

Preview Lab

Preview with #1F7299

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

Preview Lab → · Contrast checker → · Palette generator →