#1F8EB4#1F8EB4

#1F8EB4 is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.5% C 0.109 H 227.0°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#1F8EB4
RGB	rgb(31, 142, 180)
HSL	hsl(195, 71%, 41%)
HSV	hsv(195, 83%, 71%)
CMYK	cmyk(82.8%, 21.1%, 0%, 29.4%)
CIE-LAB	lab(55.00, -16.41, -28.33)
CIE-LCH	lch(55.00, 32.74, 239.92°)
OKLab	oklab(60.51% -0.0742 -0.0797)
OKLCH	oklch(60.51% 0.109 227)
XYZ	xyz(18.4729, 22.9303, 46.6235)
Luminance	0.2293 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8EB4 #B4451F

analogous

#1FB490 #1F8EB4 #1F44B4

triadic

#1F8EB4 #B41F8E #8EB41F

tetradic

#1F8EB4 #901FB4 #B4451F #44B41F

square

#1F8EB4 #901FB4 #B4451F #44B41F

split-complementary

#1F8EB4 #B41F44 #B4901F

monochromatic

#0D3C4C #166580 #1F8EB4 #34B1DC #68C5E5

Accessibility & contrast

On white

3.76

#1F8EB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#1F8EB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8EB4

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8EB4	#FFFFFF	#000000	##000000
##1F8EB4	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)

#7A8BB6

Deuteranopia (green-blind)

#667EB4

Tritanopia (blue-blind)

#00999B

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f8eb4;
/* rgb */ color: rgb(31, 142, 180);
/* oklch */ color: oklch(60.5% 0.109 227.0);

Tailwind

colors: {
  custom: {
    50: '#76afca',
    500: '#1f8eb4',
    950: '#000000',
  },
}

SCSS

$custom: #1f8eb4;
$custom-light: #76afca;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8eb4",
  "rgb": {
    "r": 31,
    "g": 142,
    "b": 180
  },
  "hsl": {
    "h": 195.302,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.6051,
    "c": 0.10886,
    "h": 227
  },
  "luminance": 0.22933
}

Semantic roles & 50–950 ramp

primary

#1F8EB4

secondary

#CB7E64

accent

#683AED

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1F8EB4

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

Preview Lab → · Contrast checker → · Palette generator →