#1F91A0#1F91A0

#1F91A0 is a mid, moderate teal. Relative luminance 0.231; OKLCH L 60.4% C 0.097 H 208.6°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#1F91A0
RGB	rgb(31, 145, 160)
HSL	hsl(187, 68%, 37%)
HSV	hsv(187, 81%, 63%)
CMYK	cmyk(80.6%, 9.4%, 0%, 37.3%)
CIE-LAB	lab(55.15, -24.80, -16.65)
CIE-LCH	lch(55.15, 29.87, 213.87°)
OKLab	oklab(60.37% -0.0852 -0.0464)
OKLCH	oklch(60.37% 0.097 208.6)
XYZ	xyz(17.0328, 23.0780, 36.8077)
Luminance	0.2308 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F91A0 #A02E1F

analogous

#1FA06F #1F91A0 #1F50A0

triadic

#1F91A0 #A01F91 #91A01F

tetradic

#1F91A0 #6F1FA0 #A02E1F #50A01F

square

#1F91A0 #6F1FA0 #A02E1F #50A01F

split-complementary

#1F91A0 #A01F50 #A06F1F

monochromatic

#0B3439 #15636D #1F91A0 #29BFD3 #5AD0DF

Accessibility & contrast

On white

3.74

#1F91A0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#1F91A0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F91A0

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F91A0	#FFFFFF	#000000	##000000
##1F91A0	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838BA1

Deuteranopia (green-blind)

#727FA0

Tritanopia (blue-blind)

#009895

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f91a0;
/* rgb */ color: rgb(31, 145, 160);
/* oklch */ color: oklch(60.4% 0.097 208.6);

Tailwind

colors: {
  custom: {
    50: '#73b1bc',
    500: '#1f91a0',
    950: '#000000',
  },
}

SCSS

$custom: #1f91a0;
$custom-light: #73b1bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1f91a0",
  "rgb": {
    "r": 31,
    "g": 145,
    "b": 160
  },
  "hsl": {
    "h": 186.977,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.60374,
    "c": 0.09698,
    "h": 208.6
  },
  "luminance": 0.2308
}

Semantic roles & 50–950 ramp

primary

#1F91A0

secondary

#C36458

accent

#523DEA

background

#F7FAFB

surface

#EEF5F6

border

#C9CFD0

text

#091112

muted

#7B8081

Preview Lab

Preview with #1F91A0

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

Preview Lab → · Contrast checker → · Palette generator →