#1F98BB#1F98BB

#1F98BB is a light, moderate cyan. Relative luminance 0.263; OKLCH L 63.3% C 0.111 H 223.2°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#1F98BB
RGB	rgb(31, 152, 187)
HSL	hsl(193, 72%, 43%)
HSV	hsv(193, 83%, 73%)
CMYK	cmyk(83.4%, 18.7%, 0%, 26.7%)
CIE-LAB	lab(58.35, -19.37, -27.12)
CIE-LCH	lch(58.35, 33.33, 234.47°)
OKLab	oklab(63.29% -0.0809 -0.0761)
OKLCH	oklch(63.29% 0.111 223.2)
XYZ	xyz(20.7592, 26.3330, 50.9927)
Luminance	0.2634 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F98BB #BB421F

analogous

#1FBB90 #1F98BB #1F4ABB

triadic

#1F98BB #BB1F98 #98BB1F

tetradic

#1F98BB #901FBB #BB421F #4ABB1F

square

#1F98BB #901FBB #BB421F #4ABB1F

split-complementary

#1F98BB #BB1F4A #BB901F

monochromatic

#0E4352 #166D87 #1F98BB #39B9DE #6ECCE7

Accessibility & contrast

On white

3.35

#1F98BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#1F98BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F98BB

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F98BB	#FFFFFF	#000000	##000000
##1F98BB	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8494BD

Deuteranopia (green-blind)

#7086BB

Tritanopia (blue-blind)

#00A3A3

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #1f98bb;
/* rgb */ color: rgb(31, 152, 187);
/* oklch */ color: oklch(63.3% 0.111 223.2);

Tailwind

colors: {
  custom: {
    50: '#77b6cf',
    500: '#1f98bb',
    950: '#000000',
  },
}

SCSS

$custom: #1f98bb;
$custom-light: #77b6cf;
$custom-dark: #000000;

JSON

{
  "hex": "#1f98bb",
  "rgb": {
    "r": 31,
    "g": 152,
    "b": 187
  },
  "hsl": {
    "h": 193.462,
    "s": 71.56,
    "l": 42.745
  },
  "oklch": {
    "l": 0.63293,
    "c": 0.1111,
    "h": 223.2
  },
  "luminance": 0.26336
}

Semantic roles & 50–950 ramp

primary

#1F98BB

secondary

#CD7F69

accent

#623AEE

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #1F98BB

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

Preview Lab → · Contrast checker → · Palette generator →