#1F8FAD#1F8FAD

#1F8FAD is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.4% C 0.103 H 221.2°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#1F8FAD
RGB	rgb(31, 143, 173)
HSL	hsl(193, 70%, 40%)
HSV	hsv(193, 82%, 68%)
CMYK	cmyk(82.1%, 17.3%, 0%, 32.2%)
CIE-LAB	lab(55.02, -19.38, -24.30)
CIE-LCH	lch(55.02, 31.08, 231.42°)
OKLab	oklab(60.43% -0.0778 -0.0681)
OKLCH	oklch(60.43% 0.103 221.2)
XYZ	xyz(17.9272, 22.9511, 43.0122)
Luminance	0.2295 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8FAD #AD3D1F

analogous

#1FAD84 #1F8FAD #1F48AD

triadic

#1F8FAD #AD1F8F #8FAD1F

tetradic

#1F8FAD #841FAD #AD3D1F #48AD1F

square

#1F8FAD #841FAD #AD3D1F #48AD1F

split-complementary

#1F8FAD #AD1F48 #AD841F

monochromatic

#0C3945 #166479 #1F8FAD #2FB6DA #63C8E3

Accessibility & contrast

On white

3.76

#1F8FAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#1F8FAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8FAD

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8FAD	#FFFFFF	#000000	##000000
##1F8FAD	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8BAF

Deuteranopia (green-blind)

#6B7EAD

Tritanopia (blue-blind)

#009999

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f8fad;
/* rgb */ color: rgb(31, 143, 173);
/* oklch */ color: oklch(60.4% 0.103 221.2);

Tailwind

colors: {
  custom: {
    50: '#74b0c5',
    500: '#1f8fad',
    950: '#000000',
  },
}

SCSS

$custom: #1f8fad;
$custom-light: #74b0c5;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8fad",
  "rgb": {
    "r": 31,
    "g": 143,
    "b": 173
  },
  "hsl": {
    "h": 192.676,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.60432,
    "c": 0.10342,
    "h": 221.2
  },
  "luminance": 0.22953
}

Semantic roles & 50–950 ramp

primary

#1F8FAD

secondary

#C87660

accent

#613BEC

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1F8FAD

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

Preview Lab → · Contrast checker → · Palette generator →