#1E71BB#1E71BB

#1E71BB is a mid, vivid cyan. Relative luminance 0.157; OKLCH L 53.9% C 0.139 H 250.4°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#1E71BB
RGB	rgb(30, 113, 187)
HSL	hsl(208, 72%, 43%)
HSV	hsv(208, 84%, 73%)
CMYK	cmyk(84%, 39.6%, 0%, 26.7%)
CIE-LAB	lab(46.54, 3.05, -45.66)
CIE-LCH	lch(46.54, 45.76, 273.82°)
OKLab	oklab(53.91% -0.0465 -0.1305)
OKLCH	oklch(53.91% 0.139 250.4)
XYZ	xyz(15.4068, 15.6722, 49.2171)
Luminance	0.1567 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E71BB #BB681E

analogous

#1EBBB6 #1E71BB #1E23BB

triadic

#1E71BB #BB1E71 #71BB1E

tetradic

#1E71BB #B61EBB #BB681E #23BB1E

square

#1E71BB #B61EBB #BB681E #23BB1E

split-complementary

#1E71BB #BB1E23 #BBB61E

monochromatic

#0D3152 #165186 #1E71BB #3790DF #6CADE7

Accessibility & contrast

On white

5.08

#1E71BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#1E71BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E71BB

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E71BB	#FFFFFF	#000000	##FFFFFF
##1E71BB	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D76BE

Deuteranopia (green-blind)

#3368BA

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #1e71bb;
/* rgb */ color: rgb(30, 113, 187);
/* oklch */ color: oklch(53.9% 0.139 250.4);

Tailwind

colors: {
  custom: {
    50: '#7599d0',
    500: '#1e71bb',
    950: '#000000',
  },
}

SCSS

$custom: #1e71bb;
$custom-light: #7599d0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e71bb",
  "rgb": {
    "r": 30,
    "g": 113,
    "b": 187
  },
  "hsl": {
    "h": 208.28,
    "s": 72.35,
    "l": 42.549
  },
  "oklch": {
    "l": 0.53912,
    "c": 0.13856,
    "h": 250.4
  },
  "luminance": 0.15674
}

Semantic roles & 50–950 ramp

primary

#1E71BB

secondary

#CD9767

accent

#8F39EF

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0D14

muted

#7C7E82

Preview Lab

Preview with #1E71BB

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

Preview Lab → · Contrast checker → · Palette generator →