#1F8BB2#1F8BB2

#1F8BB2 is a mid, moderate cyan. Relative luminance 0.220; OKLCH L 59.7% C 0.108 H 228.3°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#1F8BB2
RGB	rgb(31, 139, 178)
HSL	hsl(196, 70%, 41%)
HSV	hsv(196, 83%, 70%)
CMYK	cmyk(82.6%, 21.9%, 0%, 30.2%)
CIE-LAB	lab(53.99, -15.47, -28.75)
CIE-LCH	lch(53.99, 32.65, 241.71°)
OKLab	oklab(59.68% -0.0721 -0.0809)
OKLCH	oklch(59.68% 0.108 228.3)
XYZ	xyz(17.8303, 21.9686, 45.4115)
Luminance	0.2197 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8BB2 #B2461F

analogous

#1FB28F #1F8BB2 #1F42B2

triadic

#1F8BB2 #B21F8B #8BB21F

tetradic

#1F8BB2 #8F1FB2 #B2461F #42B21F

square

#1F8BB2 #8F1FB2 #B2461F #42B21F

split-complementary

#1F8BB2 #B21F42 #B28F1F

monochromatic

#0D3A4A #16627E #1F8BB2 #33AFDB #67C3E5

Accessibility & contrast

On white

3.89

#1F8BB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#1F8BB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8BB2

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8BB2	#FFFFFF	#000000	##000000
##1F8BB2	1.00	3.89	5.39	5.39
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7689B4

Deuteranopia (green-blind)

#637BB1

Tritanopia (blue-blind)

#009698

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #1f8bb2;
/* rgb */ color: rgb(31, 139, 178);
/* oklch */ color: oklch(59.7% 0.108 228.3);

Tailwind

colors: {
  custom: {
    50: '#75adc9',
    500: '#1f8bb2',
    950: '#000000',
  },
}

SCSS

$custom: #1f8bb2;
$custom-light: #75adc9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8bb2",
  "rgb": {
    "r": 31,
    "g": 139,
    "b": 178
  },
  "hsl": {
    "h": 195.918,
    "s": 70.335,
    "l": 40.98
  },
  "oklch": {
    "l": 0.59676,
    "c": 0.10837,
    "h": 228.3
  },
  "luminance": 0.21971
}

Semantic roles & 50–950 ramp

primary

#1F8BB2

secondary

#CA7E63

accent

#6A3BED

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1F8BB2

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

Preview Lab → · Contrast checker → · Palette generator →