#1E73A8#1E73A8

#1E73A8 is a mid, moderate cyan. Relative luminance 0.154; OKLCH L 53.3% C 0.113 H 241.8°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#1E73A8
RGB	rgb(30, 115, 168)
HSL	hsl(203, 70%, 39%)
HSV	hsv(203, 82%, 66%)
CMYK	cmyk(82.1%, 31.5%, 0%, 34.1%)
CIE-LAB	lab(46.13, -5.43, -35.26)
CIE-LCH	lch(46.13, 35.67, 261.24°)
OKLab	oklab(53.25% -0.0536 -0.1)
OKLCH	oklch(53.25% 0.113 241.8)
XYZ	xyz(13.7313, 15.3629, 39.2798)
Luminance	0.1537 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E73A8 #A8531E

analogous

#1EA898 #1E73A8 #1E2EA8

triadic

#1E73A8 #A81E73 #73A81E

tetradic

#1E73A8 #981EA8 #A8531E #2EA81E

square

#1E73A8 #981EA8 #A8531E #2EA81E

split-complementary

#1E73A8 #A81E2E #A8981E

monochromatic

#0B2C40 #154F74 #1E73A8 #2A96D9 #5EB0E2

Accessibility & contrast

On white

5.16

#1E73A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#1E73A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E73A8

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E73A8	#FFFFFF	#000000	##FFFFFF
##1E73A8	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A74AA

Deuteranopia (green-blind)

#4768A7

Tritanopia (blue-blind)

#008086

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #1e73a8;
/* rgb */ color: rgb(30, 115, 168);
/* oklch */ color: oklch(53.3% 0.113 241.8);

Tailwind

colors: {
  custom: {
    50: '#719bc2',
    500: '#1e73a8',
    950: '#000000',
  },
}

SCSS

$custom: #1e73a8;
$custom-light: #719bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#1e73a8",
  "rgb": {
    "r": 30,
    "g": 115,
    "b": 168
  },
  "hsl": {
    "h": 203.043,
    "s": 69.697,
    "l": 38.824
  },
  "oklch": {
    "l": 0.53254,
    "c": 0.11348,
    "h": 241.8
  },
  "luminance": 0.15365
}

Semantic roles & 50–950 ramp

primary

#1E73A8

secondary

#C7845B

accent

#7F3BED

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1E73A8

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

Preview Lab → · Contrast checker → · Palette generator →