#1630A1#1630A1

#1630A1 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.9% C 0.183 H 266.3°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#1630A1
RGB	rgb(22, 48, 161)
HSL	hsl(229, 76%, 36%)
HSV	hsv(229, 86%, 63%)
CMYK	cmyk(86.3%, 70.2%, 0%, 36.9%)
CIE-LAB	lab(26.32, 35.03, -63.03)
CIE-LCH	lch(26.32, 72.11, 299.06°)
OKLab	oklab(37.88% -0.0117 -0.1827)
OKLCH	oklch(37.88% 0.183 266.3)
XYZ	xyz(7.8186, 4.8567, 34.2367)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1630A1 #A18716

analogous

#1675A1 #1630A1 #4116A1

triadic

#1630A1 #A11630 #30A116

tetradic

#1630A1 #A11675 #A18716 #16A141

square

#1630A1 #A11675 #A18716 #16A141

split-complementary

#1630A1 #A14116 #75A116

monochromatic

#071035 #0F206B #1630A1 #1D40D7 #4B68E6

Accessibility & contrast

On white

10.65

#1630A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#1630A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1630A1

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1630A1	#FFFFFF	#000000	##FFFFFF
##1630A1	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A4

Deuteranopia (green-blind)

#00389F

Tritanopia (blue-blind)

#005064

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1630a1;
/* rgb */ color: rgb(22, 48, 161);
/* oklch */ color: oklch(37.9% 0.183 266.3);

Tailwind

colors: {
  custom: {
    50: '#7068be',
    500: '#1630a1',
    950: '#000000',
  },
}

SCSS

$custom: #1630a1;
$custom-light: #7068be;
$custom-dark: #000000;

JSON

{
  "hex": "#1630a1",
  "rgb": {
    "r": 22,
    "g": 48,
    "b": 161
  },
  "hsl": {
    "h": 228.777,
    "s": 75.956,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37879,
    "c": 0.18311,
    "h": 266.3
  },
  "luminance": 0.04858
}

Semantic roles & 50–950 ramp

primary

#1630A1

secondary

#C8B14B

accent

#CF35F3

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1630A1

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

Preview Lab → · Contrast checker → · Palette generator →