#1F90AD#1F90AD

#1F90AD is a mid, moderate cyan. Relative luminance 0.233; OKLCH L 60.7% C 0.103 H 220.3°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#1F90AD
RGB	rgb(31, 144, 173)
HSL	hsl(192, 70%, 40%)
HSV	hsv(192, 82%, 68%)
CMYK	cmyk(82.1%, 16.8%, 0%, 32.2%)
CIE-LAB	lab(55.33, -19.92, -23.82)
CIE-LCH	lch(55.33, 31.05, 230.10°)
OKLab	oklab(60.68% -0.0788 -0.0667)
OKLCH	oklch(60.68% 0.103 220.3)
XYZ	xyz(18.0780, 23.2527, 43.0625)
Luminance	0.2326 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F90AD #AD3C1F

analogous

#1FAD83 #1F90AD #1F49AD

triadic

#1F90AD #AD1F90 #90AD1F

tetradic

#1F90AD #831FAD #AD3C1F #49AD1F

square

#1F90AD #831FAD #AD3C1F #49AD1F

split-complementary

#1F90AD #AD1F49 #AD831F

monochromatic

#0C3A45 #166579 #1F90AD #2FB7DA #63C9E3

Accessibility & contrast

On white

3.72

#1F90AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#1F90AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F90AD

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F90AD	#FFFFFF	#000000	##000000
##1F90AD	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8CAF

Deuteranopia (green-blind)

#6C7FAD

Tritanopia (blue-blind)

#009999

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f90ad;
/* rgb */ color: rgb(31, 144, 173);
/* oklch */ color: oklch(60.7% 0.103 220.3);

Tailwind

colors: {
  custom: {
    50: '#75b0c5',
    500: '#1f90ad',
    950: '#000000',
  },
}

SCSS

$custom: #1f90ad;
$custom-light: #75b0c5;
$custom-dark: #000000;

JSON

{
  "hex": "#1f90ad",
  "rgb": {
    "r": 31,
    "g": 144,
    "b": 173
  },
  "hsl": {
    "h": 192.254,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.60681,
    "c": 0.10326,
    "h": 220.3
  },
  "luminance": 0.23255
}

Semantic roles & 50–950 ramp

primary

#1F90AD

secondary

#C87560

accent

#603BEC

background

#F7FAFC

surface

#EEF5F8

border

#C9CFD1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1F90AD

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

Preview Lab → · Contrast checker → · Palette generator →