#1F87A8#1F87A8

#1F87A8 is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.2% C 0.102 H 224.9°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#1F87A8
RGB	rgb(31, 135, 168)
HSL	hsl(194, 69%, 39%)
HSV	hsv(194, 82%, 66%)
CMYK	cmyk(81.5%, 19.6%, 0%, 34.1%)
CIE-LAB	lab(52.34, -16.79, -25.57)
CIE-LCH	lch(52.34, 30.59, 236.70°)
OKLab	oklab(58.21% -0.0721 -0.0718)
OKLCH	oklch(58.21% 0.102 224.9)
XYZ	xyz(16.2940, 20.4444, 40.1256)
Luminance	0.2045 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F87A8 #A8401F

analogous

#1FA885 #1F87A8 #1F42A8

triadic

#1F87A8 #A81F87 #87A81F

tetradic

#1F87A8 #851FA8 #A8401F #42A81F

square

#1F87A8 #851FA8 #A8401F #42A81F

split-complementary

#1F87A8 #A81F42 #A8851F

monochromatic

#0C3441 #155D74 #1F87A8 #2CAFD8 #60C2E2

Accessibility & contrast

On white

4.13

#1F87A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#1F87A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F87A8

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F87A8	#FFFFFF	#000000	##000000
##1F87A8	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7584AA

Deuteranopia (green-blind)

#6377A8

Tritanopia (blue-blind)

#009192

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1f87a8;
/* rgb */ color: rgb(31, 135, 168);
/* oklch */ color: oklch(58.2% 0.102 224.9);

Tailwind

colors: {
  custom: {
    50: '#73aac2',
    500: '#1f87a8',
    950: '#000000',
  },
}

SCSS

$custom: #1f87a8;
$custom-light: #73aac2;
$custom-dark: #000000;

JSON

{
  "hex": "#1f87a8",
  "rgb": {
    "r": 31,
    "g": 135,
    "b": 168
  },
  "hsl": {
    "h": 194.453,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.58208,
    "c": 0.10174,
    "h": 224.9
  },
  "luminance": 0.20446
}

Semantic roles & 50–950 ramp

primary

#1F87A8

secondary

#C6765D

accent

#663CEC

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1F87A8

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

Preview Lab → · Contrast checker → · Palette generator →