#1F75A8#1F75A8

#1F75A8 is a mid, moderate cyan. Relative luminance 0.158; OKLCH L 53.8% C 0.112 H 240.5°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#1F75A8
RGB	rgb(31, 117, 168)
HSL	hsl(202, 69%, 39%)
HSV	hsv(202, 82%, 66%)
CMYK	cmyk(81.5%, 30.4%, 0%, 34.1%)
CIE-LAB	lab(46.76, -6.53, -34.26)
CIE-LCH	lch(46.76, 34.87, 259.22°)
OKLab	oklab(53.76% -0.055 -0.0971)
OKLCH	oklch(53.76% 0.112 240.5)
XYZ	xyz(13.9915, 15.8393, 39.3581)
Luminance	0.1584 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F75A8 #A8521F

analogous

#1FA897 #1F75A8 #1F31A8

triadic

#1F75A8 #A81F75 #75A81F

tetradic

#1F75A8 #971FA8 #A8521F #31A81F

square

#1F75A8 #971FA8 #A8521F #31A81F

split-complementary

#1F75A8 #A81F31 #A8971F

monochromatic

#0C2D41 #155174 #1F75A8 #2C98D8 #60B1E2

Accessibility & contrast

On white

5.04

#1F75A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#1F75A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F75A8

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F75A8	#FFFFFF	#000000	##FFFFFF
##1F75A8	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D76AA

Deuteranopia (green-blind)

#4A69A7

Tritanopia (blue-blind)

#008287

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #1f75a8;
/* rgb */ color: rgb(31, 117, 168);
/* oklch */ color: oklch(53.8% 0.112 240.5);

Tailwind

colors: {
  custom: {
    50: '#729cc2',
    500: '#1f75a8',
    950: '#000000',
  },
}

SCSS

$custom: #1f75a8;
$custom-light: #729cc2;
$custom-dark: #000000;

JSON

{
  "hex": "#1f75a8",
  "rgb": {
    "r": 31,
    "g": 117,
    "b": 168
  },
  "hsl": {
    "h": 202.336,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.53763,
    "c": 0.11159,
    "h": 240.5
  },
  "luminance": 0.15841
}

Semantic roles & 50–950 ramp

primary

#1F75A8

secondary

#C6845D

accent

#7D3CEC

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1F75A8

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

Preview Lab → · Contrast checker → · Palette generator →