#1E63B3#1E63B3

#1E63B3 is a mid, vivid cyan. Relative luminance 0.125; OKLCH L 50.2% C 0.144 H 255.1°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#1E63B3
RGB	rgb(30, 99, 179)
HSL	hsl(212, 71%, 41%)
HSV	hsv(212, 83%, 70%)
CMYK	cmyk(83.2%, 44.7%, 0%, 29.8%)
CIE-LAB	lab(41.93, 8.79, -48.38)
CIE-LCH	lch(41.93, 49.17, 280.30°)
OKLab	oklab(50.16% -0.0369 -0.1388)
OKLCH	oklch(50.16% 0.144 255.1)
XYZ	xyz(13.1309, 12.4527, 44.3506)
Luminance	0.1245 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E63B3 #B36E1E

analogous

#1EADB3 #1E63B3 #241EB3

triadic

#1E63B3 #B31E63 #63B31E

tetradic

#1E63B3 #B31EAD #B36E1E #1EB324

square

#1E63B3 #B31EAD #B36E1E #1EB324

split-complementary

#1E63B3 #B3241E #ADB31E

monochromatic

#0C294A #15467F #1E63B3 #3281DD #66A1E5

Accessibility & contrast

On white

6.02

#1E63B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#1E63B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E63B3

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E63B3	#FFFFFF	#000000	##FFFFFF
##1E63B3	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396AB6

Deuteranopia (green-blind)

#185DB1

Tritanopia (blue-blind)

#007682

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #1e63b3;
/* rgb */ color: rgb(30, 99, 179);
/* oklch */ color: oklch(50.2% 0.144 255.1);

Tailwind

colors: {
  custom: {
    50: '#748eca',
    500: '#1e63b3',
    950: '#000000',
  },
}

SCSS

$custom: #1e63b3;
$custom-light: #748eca;
$custom-dark: #000000;

JSON

{
  "hex": "#1e63b3",
  "rgb": {
    "r": 30,
    "g": 99,
    "b": 179
  },
  "hsl": {
    "h": 212.215,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.50162,
    "c": 0.14364,
    "h": 255.1
  },
  "luminance": 0.12454
}

Semantic roles & 50–950 ramp

primary

#1E63B3

secondary

#CB9A62

accent

#9B3AEE

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #1E63B3

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

Preview Lab → · Contrast checker → · Palette generator →