#1F90A7#1F90A7

#1F90A7 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.4% C 0.100 H 215.5°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#1F90A7
RGB	rgb(31, 144, 167)
HSL	hsl(190, 69%, 39%)
HSV	hsv(190, 81%, 65%)
CMYK	cmyk(81.4%, 13.8%, 0%, 34.5%)
CIE-LAB	lab(55.10, -21.96, -20.74)
CIE-LCH	lch(55.10, 30.20, 223.37°)
OKLab	oklab(60.42% -0.0812 -0.0579)
OKLCH	oklch(60.42% 0.1 215.5)
XYZ	xyz(17.5104, 23.0256, 40.0732)
Luminance	0.2303 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F90A7 #A7361F

analogous

#1FA77A #1F90A7 #1F4CA7

triadic

#1F90A7 #A71F90 #90A71F

tetradic

#1F90A7 #7A1FA7 #A7361F #4CA71F

square

#1F90A7 #7A1FA7 #A7361F #4CA71F

split-complementary

#1F90A7 #A71F4C #A77A1F

monochromatic

#0C3740 #156373 #1F90A7 #2BBBD8 #5FCBE1

Accessibility & contrast

On white

3.75

#1F90A7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#1F90A7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F90A7

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F90A7	#FFFFFF	#000000	##000000
##1F90A7	1.00	3.75	5.61	5.61
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808BA8

Deuteranopia (green-blind)

#6E7EA7

Tritanopia (blue-blind)

#009897

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f90a7;
/* rgb */ color: rgb(31, 144, 167);
/* oklch */ color: oklch(60.4% 0.100 215.5);

Tailwind

colors: {
  custom: {
    50: '#74b0c1',
    500: '#1f90a7',
    950: '#000000',
  },
}

SCSS

$custom: #1f90a7;
$custom-light: #74b0c1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f90a7",
  "rgb": {
    "r": 31,
    "g": 144,
    "b": 167
  },
  "hsl": {
    "h": 190.147,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.60417,
    "c": 0.09979,
    "h": 215.5
  },
  "luminance": 0.23028
}

Semantic roles & 50–950 ramp

primary

#1F90A7

secondary

#C66E5C

accent

#5A3CEC

background

#F7FAFB

surface

#EEF5F7

border

#C9CFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #1F90A7

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

Preview Lab → · Contrast checker → · Palette generator →