#1F75A7#1F75A7

#1F75A7 is a mid, moderate cyan. Relative luminance 0.158; OKLCH L 53.7% C 0.110 H 239.9°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#1F75A7
RGB	rgb(31, 117, 167)
HSL	hsl(202, 69%, 39%)
HSV	hsv(202, 81%, 65%)
CMYK	cmyk(81.4%, 29.9%, 0%, 34.5%)
CIE-LAB	lab(46.71, -6.90, -33.75)
CIE-LCH	lch(46.71, 34.45, 258.45°)
OKLab	oklab(53.71% -0.0553 -0.0956)
OKLCH	oklch(53.71% 0.11 239.9)
XYZ	xyz(13.8987, 15.8022, 38.8693)
Luminance	0.1580 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F75A7 #A7511F

analogous

#1FA795 #1F75A7 #1F31A7

triadic

#1F75A7 #A71F75 #75A71F

tetradic

#1F75A7 #951FA7 #A7511F #31A71F

square

#1F75A7 #951FA7 #A7511F #31A71F

split-complementary

#1F75A7 #A71F31 #A7951F

monochromatic

#0C2D40 #155173 #1F75A7 #2B98D8 #5FB1E1

Accessibility & contrast

On white

5.05

#1F75A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#1F75A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F75A7

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F75A7	#FFFFFF	#000000	##FFFFFF
##1F75A7	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D76A9

Deuteranopia (green-blind)

#4B69A6

Tritanopia (blue-blind)

#008287

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #1f75a7;
/* rgb */ color: rgb(31, 117, 167);
/* oklch */ color: oklch(53.7% 0.110 239.9);

Tailwind

colors: {
  custom: {
    50: '#729cc1',
    500: '#1f75a7',
    950: '#000000',
  },
}

SCSS

$custom: #1f75a7;
$custom-light: #729cc1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f75a7",
  "rgb": {
    "r": 31,
    "g": 117,
    "b": 167
  },
  "hsl": {
    "h": 202.059,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.53708,
    "c": 0.11047,
    "h": 239.9
  },
  "luminance": 0.15804
}

Semantic roles & 50–950 ramp

primary

#1F75A7

secondary

#C6835C

accent

#7D3CEC

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1F75A7

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

Preview Lab → · Contrast checker → · Palette generator →