#1F91A4#1F91A4

#1F91A4 is a mid, moderate teal. Relative luminance 0.232; OKLCH L 60.5% C 0.098 H 212.0°. Best body text is #000000 at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#1F91A4
RGB	rgb(31, 145, 164)
HSL	hsl(189, 68%, 38%)
HSV	hsv(189, 81%, 64%)
CMYK	cmyk(81.1%, 11.6%, 0%, 35.7%)
CIE-LAB	lab(55.30, -23.48, -18.72)
CIE-LCH	lch(55.30, 30.03, 218.56°)
OKLab	oklab(60.54% -0.0835 -0.0522)
OKLCH	oklch(60.54% 0.098 212)
XYZ	xyz(17.3884, 23.2203, 38.6803)
Luminance	0.2322 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F91A4 #A4321F

analogous

#1FA474 #1F91A4 #1F4FA4

triadic

#1F91A4 #A41F91 #91A41F

tetradic

#1F91A4 #741FA4 #A4321F #4FA41F

square

#1F91A4 #741FA4 #A4321F #4FA41F

split-complementary

#1F91A4 #A41F4F #A4741F

monochromatic

#0C363D #156371 #1F91A4 #2ABED7 #5DCEE0

Accessibility & contrast

On white

3.72

#1F91A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.64

#1F91A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F91A4

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F91A4	#FFFFFF	#000000	##000000
##1F91A4	1.00	3.72	5.64	5.64
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.64	21.00	1.00	1.00
##000000	5.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828CA5

Deuteranopia (green-blind)

#717FA4

Tritanopia (blue-blind)

#009997

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f91a4;
/* rgb */ color: rgb(31, 145, 164);
/* oklch */ color: oklch(60.5% 0.098 212.0);

Tailwind

colors: {
  custom: {
    50: '#73b1bf',
    500: '#1f91a4',
    950: '#000000',
  },
}

SCSS

$custom: #1f91a4;
$custom-light: #73b1bf;
$custom-dark: #000000;

JSON

{
  "hex": "#1f91a4",
  "rgb": {
    "r": 31,
    "g": 145,
    "b": 164
  },
  "hsl": {
    "h": 188.571,
    "s": 68.205,
    "l": 38.235
  },
  "oklch": {
    "l": 0.6054,
    "c": 0.09845,
    "h": 212
  },
  "luminance": 0.23222
}

Semantic roles & 50–950 ramp

primary

#1F91A4

secondary

#C5695A

accent

#563DEB

background

#F7FAFB

surface

#EEF5F7

border

#C9CFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #1F91A4

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

Preview Lab → · Contrast checker → · Palette generator →