#1F90A4#1F90A4

#1F90A4 is a mid, moderate teal. Relative luminance 0.229; OKLCH L 60.3% C 0.098 H 213.0°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#1F90A4
RGB	rgb(31, 144, 164)
HSL	hsl(189, 68%, 38%)
HSV	hsv(189, 81%, 64%)
CMYK	cmyk(81.1%, 12.2%, 0%, 35.7%)
CIE-LAB	lab(54.99, -22.96, -19.20)
CIE-LCH	lch(54.99, 29.93, 219.90°)
OKLab	oklab(60.29% -0.0825 -0.0536)
OKLCH	oklch(60.29% 0.098 213)
XYZ	xyz(17.2363, 22.9160, 38.6296)
Luminance	0.2292 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F90A4 #A4331F

analogous

#1FA476 #1F90A4 #1F4DA4

triadic

#1F90A4 #A41F90 #90A41F

tetradic

#1F90A4 #761FA4 #A4331F #4DA41F

square

#1F90A4 #761FA4 #A4331F #4DA41F

split-complementary

#1F90A4 #A41F4D #A4761F

monochromatic

#0C363D #156371 #1F90A4 #2ABDD7 #5DCDE0

Accessibility & contrast

On white

3.76

#1F90A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#1F90A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F90A4

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F90A4	#FFFFFF	#000000	##000000
##1F90A4	1.00	3.76	5.58	5.58
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818BA5

Deuteranopia (green-blind)

#6F7EA4

Tritanopia (blue-blind)

#009896

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f90a4;
/* rgb */ color: rgb(31, 144, 164);
/* oklch */ color: oklch(60.3% 0.098 213.0);

Tailwind

colors: {
  custom: {
    50: '#73b0bf',
    500: '#1f90a4',
    950: '#000000',
  },
}

SCSS

$custom: #1f90a4;
$custom-light: #73b0bf;
$custom-dark: #000000;

JSON

{
  "hex": "#1f90a4",
  "rgb": {
    "r": 31,
    "g": 144,
    "b": 164
  },
  "hsl": {
    "h": 189.023,
    "s": 68.205,
    "l": 38.235
  },
  "oklch": {
    "l": 0.60288,
    "c": 0.09835,
    "h": 213
  },
  "luminance": 0.22918
}

Semantic roles & 50–950 ramp

primary

#1F90A4

secondary

#C56A5A

accent

#573DEB

background

#F7FAFB

surface

#EEF5F7

border

#C9CFD0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1F90A4

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

Preview Lab → · Contrast checker → · Palette generator →