#1F8CB4#1F8CB4

#1F8CB4 is a mid, moderate cyan. Relative luminance 0.223; OKLCH L 60.0% C 0.110 H 228.7°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#1F8CB4
RGB	rgb(31, 140, 180)
HSL	hsl(196, 71%, 41%)
HSV	hsv(196, 83%, 71%)
CMYK	cmyk(82.8%, 22.2%, 0%, 29.4%)
CIE-LAB	lab(54.39, -15.31, -29.28)
CIE-LCH	lch(54.39, 33.05, 242.39°)
OKLab	oklab(60.02% -0.0723 -0.0824)
OKLCH	oklch(60.02% 0.11 228.7)
XYZ	xyz(18.1780, 22.3405, 46.5252)
Luminance	0.2234 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8CB4 #B4471F

analogous

#1FB492 #1F8CB4 #1F42B4

triadic

#1F8CB4 #B41F8C #8CB41F

tetradic

#1F8CB4 #921FB4 #B4471F #42B41F

square

#1F8CB4 #921FB4 #B4471F #42B41F

split-complementary

#1F8CB4 #B41F42 #B4921F

monochromatic

#0D3B4C #166380 #1F8CB4 #34AFDC #68C4E5

Accessibility & contrast

On white

3.84

#1F8CB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#1F8CB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8CB4

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8CB4	#FFFFFF	#000000	##000000
##1F8CB4	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#778AB6

Deuteranopia (green-blind)

#647CB3

Tritanopia (blue-blind)

#009799

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #1f8cb4;
/* rgb */ color: rgb(31, 140, 180);
/* oklch */ color: oklch(60.0% 0.110 228.7);

Tailwind

colors: {
  custom: {
    50: '#75adca',
    500: '#1f8cb4',
    950: '#000000',
  },
}

SCSS

$custom: #1f8cb4;
$custom-light: #75adca;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8cb4",
  "rgb": {
    "r": 31,
    "g": 140,
    "b": 180
  },
  "hsl": {
    "h": 196.107,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.60018,
    "c": 0.10965,
    "h": 228.7
  },
  "luminance": 0.22343
}

Semantic roles & 50–950 ramp

primary

#1F8CB4

secondary

#CB8064

accent

#6A3AED

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1F8CB4

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

Preview Lab → · Contrast checker → · Palette generator →