#1F8DB4#1F8DB4

#1F8DB4 is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.3% C 0.109 H 227.9°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#1F8DB4
RGB	rgb(31, 141, 180)
HSL	hsl(196, 71%, 41%)
HSV	hsv(196, 83%, 71%)
CMYK	cmyk(82.8%, 21.7%, 0%, 29.4%)
CIE-LAB	lab(54.69, -15.86, -28.81)
CIE-LCH	lch(54.69, 32.89, 241.16°)
OKLab	oklab(60.26% -0.0733 -0.081)
OKLCH	oklch(60.26% 0.109 227.9)
XYZ	xyz(18.3248, 22.6340, 46.5742)
Luminance	0.2264 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8DB4 #B4461F

analogous

#1FB491 #1F8DB4 #1F43B4

triadic

#1F8DB4 #B41F8D #8DB41F

tetradic

#1F8DB4 #911FB4 #B4461F #43B41F

square

#1F8DB4 #911FB4 #B4461F #43B41F

split-complementary

#1F8DB4 #B41F43 #B4911F

monochromatic

#0D3B4C #166480 #1F8DB4 #34B0DC #68C4E5

Accessibility & contrast

On white

3.80

#1F8DB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#1F8DB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8DB4

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8DB4	#FFFFFF	#000000	##000000
##1F8DB4	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788BB6

Deuteranopia (green-blind)

#657DB3

Tritanopia (blue-blind)

#00989A

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #1f8db4;
/* rgb */ color: rgb(31, 141, 180);
/* oklch */ color: oklch(60.3% 0.109 227.9);

Tailwind

colors: {
  custom: {
    50: '#75aeca',
    500: '#1f8db4',
    950: '#000000',
  },
}

SCSS

$custom: #1f8db4;
$custom-light: #75aeca;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8db4",
  "rgb": {
    "r": 31,
    "g": 141,
    "b": 180
  },
  "hsl": {
    "h": 195.705,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.60264,
    "c": 0.10925,
    "h": 227.9
  },
  "luminance": 0.22636
}

Semantic roles & 50–950 ramp

primary

#1F8DB4

secondary

#CB7F64

accent

#693AED

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1F8DB4

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

Preview Lab → · Contrast checker → · Palette generator →