#1E63C9#1E63C9

#1E63C9 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.7% C 0.173 H 258.9°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#1E63C9
RGB	rgb(30, 99, 201)
HSL	hsl(216, 74%, 45%)
HSV	hsv(216, 85%, 79%)
CMYK	cmyk(85.1%, 50.7%, 0%, 21.2%)
CIE-LAB	lab(43.38, 17.43, -58.82)
CIE-LCH	lch(43.38, 61.35, 286.50°)
OKLab	oklab(51.75% -0.0332 -0.1695)
OKLCH	oklch(51.75% 0.173 258.9)
XYZ	xyz(15.5360, 13.4148, 57.0175)
Luminance	0.1342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E63C9 #C9841E

analogous

#1EB9C9 #1E63C9 #2E1EC9

triadic

#1E63C9 #C91E63 #63C91E

tetradic

#1E63C9 #C91EB9 #C9841E #1EC92E

square

#1E63C9 #C91EB9 #C9841E #1EC92E

split-complementary

#1E63C9 #C92E1E #B9C91E

monochromatic

#0E2F5E #164994 #1E63C9 #4183E3 #77A6EB

Accessibility & contrast

On white

5.70

#1E63C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#1E63C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E63C9

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E63C9	#FFFFFF	#000000	##FFFFFF
##1E63C9	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F6FCD

Deuteranopia (green-blind)

#005FC7

Tritanopia (blue-blind)

#007C8C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #1e63c9;
/* rgb */ color: rgb(30, 99, 201);
/* oklch */ color: oklch(51.7% 0.173 258.9);

Tailwind

colors: {
  custom: {
    50: '#798eda',
    500: '#1e63c9',
    950: '#000000',
  },
}

SCSS

$custom: #1e63c9;
$custom-light: #798eda;
$custom-dark: #000000;

JSON

{
  "hex": "#1e63c9",
  "rgb": {
    "r": 30,
    "g": 99,
    "b": 201
  },
  "hsl": {
    "h": 215.789,
    "s": 74.026,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51748,
    "c": 0.17277,
    "h": 258.9
  },
  "luminance": 0.13417
}

Semantic roles & 50–950 ramp

primary

#1E63C9

secondary

#D2AB71

accent

#A637F1

background

#F8F8FD

surface

#EFF0FB

border

#CACBD4

text

#0B0C15

muted

#7C7D83

Preview Lab

Preview with #1E63C9

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

Preview Lab → · Contrast checker → · Palette generator →