#1F75A9#1F75A9

#1F75A9 is a mid, moderate cyan. Relative luminance 0.159; OKLCH L 53.8% C 0.113 H 241.0°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#1F75A9
RGB	rgb(31, 117, 169)
HSL	hsl(203, 69%, 39%)
HSV	hsv(203, 82%, 66%)
CMYK	cmyk(81.7%, 30.8%, 0%, 33.7%)
CIE-LAB	lab(46.81, -6.15, -34.76)
CIE-LCH	lch(46.81, 35.30, 259.97°)
OKLab	oklab(53.82% -0.0547 -0.0986)
OKLCH	oklch(53.82% 0.113 241)
XYZ	xyz(14.0850, 15.8767, 39.8506)
Luminance	0.1588 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F75A9 #A9531F

analogous

#1FA998 #1F75A9 #1F30A9

triadic

#1F75A9 #A91F75 #75A91F

tetradic

#1F75A9 #981FA9 #A9531F #30A91F

square

#1F75A9 #981FA9 #A9531F #30A91F

split-complementary

#1F75A9 #A91F30 #A9981F

monochromatic

#0C2D42 #165175 #1F75A9 #2D98D8 #60B1E2

Accessibility & contrast

On white

5.03

#1F75A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#1F75A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F75A9

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F75A9	#FFFFFF	#000000	##FFFFFF
##1F75A9	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C76AB

Deuteranopia (green-blind)

#4A69A8

Tritanopia (blue-blind)

#008287

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #1f75a9;
/* rgb */ color: rgb(31, 117, 169);
/* oklch */ color: oklch(53.8% 0.113 241.0);

Tailwind

colors: {
  custom: {
    50: '#729cc3',
    500: '#1f75a9',
    950: '#000000',
  },
}

SCSS

$custom: #1f75a9;
$custom-light: #729cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#1f75a9",
  "rgb": {
    "r": 31,
    "g": 117,
    "b": 169
  },
  "hsl": {
    "h": 202.609,
    "s": 69,
    "l": 39.216
  },
  "oklch": {
    "l": 0.53819,
    "c": 0.11272,
    "h": 241
  },
  "luminance": 0.15878
}

Semantic roles & 50–950 ramp

primary

#1F75A9

secondary

#C7855D

accent

#7E3CEC

background

#F7F9FC

surface

#EDF2F8

border

#C8CCD1

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1F75A9

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

Preview Lab → · Contrast checker → · Palette generator →