#1F91AE#1F91AE

#1F91AE is a mid, moderate cyan. Relative luminance 0.236; OKLCH L 61.0% C 0.104 H 220.1°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#1F91AE
RGB	rgb(31, 145, 174)
HSL	hsl(192, 70%, 40%)
HSV	hsv(192, 82%, 68%)
CMYK	cmyk(82.2%, 16.7%, 0%, 31.8%)
CIE-LAB	lab(55.68, -20.11, -23.85)
CIE-LCH	lch(55.68, 31.20, 229.87°)
OKLab	oklab(60.98% -0.0794 -0.0668)
OKLCH	oklch(60.98% 0.104 220.1)
XYZ	xyz(18.3272, 23.5958, 43.6247)
Luminance	0.2360 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F91AE #AE3C1F

analogous

#1FAE84 #1F91AE #1F49AE

triadic

#1F91AE #AE1F91 #91AE1F

tetradic

#1F91AE #841FAE #AE3C1F #49AE1F

square

#1F91AE #841FAE #AE3C1F #49AE1F

split-complementary

#1F91AE #AE1F49 #AE841F

monochromatic

#0C3A46 #16667A #1F91AE #30B8DA #64CAE3

Accessibility & contrast

On white

3.67

#1F91AE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#1F91AE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F91AE

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F91AE	#FFFFFF	#000000	##000000
##1F91AE	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8DB0

Deuteranopia (green-blind)

#6D80AE

Tritanopia (blue-blind)

#009A9A

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #1f91ae;
/* rgb */ color: rgb(31, 145, 174);
/* oklch */ color: oklch(61.0% 0.104 220.1);

Tailwind

colors: {
  custom: {
    50: '#75b1c6',
    500: '#1f91ae',
    950: '#000000',
  },
}

SCSS

$custom: #1f91ae;
$custom-light: #75b1c6;
$custom-dark: #000000;

JSON

{
  "hex": "#1f91ae",
  "rgb": {
    "r": 31,
    "g": 145,
    "b": 174
  },
  "hsl": {
    "h": 192.168,
    "s": 69.756,
    "l": 40.196
  },
  "oklch": {
    "l": 0.60975,
    "c": 0.10375,
    "h": 220.1
  },
  "luminance": 0.23598
}

Semantic roles & 50–950 ramp

primary

#1F91AE

secondary

#C87560

accent

#5F3BED

background

#F7FAFC

surface

#EEF5F8

border

#C9CFD1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1F91AE

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

Preview Lab → · Contrast checker → · Palette generator →