#1F8DB1#1F8DB1

#1F8DB1 is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.1% C 0.107 H 225.9°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#1F8DB1
RGB	rgb(31, 141, 177)
HSL	hsl(195, 70%, 41%)
HSV	hsv(195, 82%, 69%)
CMYK	cmyk(82.5%, 20.3%, 0%, 30.6%)
CIE-LAB	lab(54.57, -16.92, -27.29)
CIE-LCH	lch(54.57, 32.11, 238.20°)
OKLab	oklab(60.12% -0.0744 -0.0767)
OKLCH	oklch(60.12% 0.107 225.9)
XYZ	xyz(18.0225, 22.5131, 44.9820)
Luminance	0.2251 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8DB1 #B1431F

analogous

#1FB18C #1F8DB1 #1F44B1

triadic

#1F8DB1 #B11F8D #8DB11F

tetradic

#1F8DB1 #8C1FB1 #B1431F #44B11F

square

#1F8DB1 #8C1FB1 #B1431F #44B11F

split-complementary

#1F8DB1 #B11F44 #B18C1F

monochromatic

#0D3A49 #16647D #1F8DB1 #32B1DB #66C5E4

Accessibility & contrast

On white

3.82

#1F8DB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#1F8DB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8DB1

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8DB1	#FFFFFF	#000000	##000000
##1F8DB1	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798AB3

Deuteranopia (green-blind)

#667DB1

Tritanopia (blue-blind)

#009899

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1f8db1;
/* rgb */ color: rgb(31, 141, 177);
/* oklch */ color: oklch(60.1% 0.107 225.9);

Tailwind

colors: {
  custom: {
    50: '#75aec8',
    500: '#1f8db1',
    950: '#000000',
  },
}

SCSS

$custom: #1f8db1;
$custom-light: #75aec8;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8db1",
  "rgb": {
    "r": 31,
    "g": 141,
    "b": 177
  },
  "hsl": {
    "h": 194.795,
    "s": 70.192,
    "l": 40.784
  },
  "oklch": {
    "l": 0.60121,
    "c": 0.10683,
    "h": 225.9
  },
  "luminance": 0.22515
}

Semantic roles & 50–950 ramp

primary

#1F8DB1

secondary

#CA7C62

accent

#673BED

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1F8DB1

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

Preview Lab → · Contrast checker → · Palette generator →