#1F91A1#1F91A1

#1F91A1 is a mid, moderate teal. Relative luminance 0.231; OKLCH L 60.4% C 0.097 H 209.4°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#1F91A1
RGB	rgb(31, 145, 161)
HSL	hsl(187, 68%, 38%)
HSV	hsv(187, 81%, 63%)
CMYK	cmyk(80.7%, 9.9%, 0%, 36.9%)
CIE-LAB	lab(55.19, -24.47, -17.16)
CIE-LCH	lch(55.19, 29.89, 215.05°)
OKLab	oklab(60.42% -0.0848 -0.0478)
OKLCH	oklch(60.42% 0.097 209.4)
XYZ	xyz(17.1207, 23.1132, 37.2702)
Luminance	0.2311 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F91A1 #A12F1F

analogous

#1FA170 #1F91A1 #1F50A1

triadic

#1F91A1 #A11F91 #91A11F

tetradic

#1F91A1 #701FA1 #A12F1F #50A11F

square

#1F91A1 #701FA1 #A12F1F #50A11F

split-complementary

#1F91A1 #A11F50 #A1701F

monochromatic

#0B353A #15636E #1F91A1 #29BFD4 #5BCFDF

Accessibility & contrast

On white

3.73

#1F91A1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#1F91A1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F91A1

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F91A1	#FFFFFF	#000000	##000000
##1F91A1	1.00	3.73	5.62	5.62
#FFFFFF	3.73	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)

#838BA2

Deuteranopia (green-blind)

#727FA1

Tritanopia (blue-blind)

#009896

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f91a1;
/* rgb */ color: rgb(31, 145, 161);
/* oklch */ color: oklch(60.4% 0.097 209.4);

Tailwind

colors: {
  custom: {
    50: '#73b1bc',
    500: '#1f91a1',
    950: '#000000',
  },
}

SCSS

$custom: #1f91a1;
$custom-light: #73b1bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1f91a1",
  "rgb": {
    "r": 31,
    "g": 145,
    "b": 161
  },
  "hsl": {
    "h": 187.385,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.60415,
    "c": 0.09731,
    "h": 209.4
  },
  "luminance": 0.23115
}

Semantic roles & 50–950 ramp

primary

#1F91A1

secondary

#C46558

accent

#533DEB

background

#F7FAFB

surface

#EEF5F6

border

#C9CFD0

text

#091112

muted

#7B8081

Preview Lab

Preview with #1F91A1

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

Preview Lab → · Contrast checker → · Palette generator →