#1630B4#1630B4

#1630B4 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 39.9% C 0.207 H 266.3°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#1630B4
RGB	rgb(22, 48, 180)
HSL	hsl(230, 78%, 40%)
HSV	hsv(230, 88%, 71%)
CMYK	cmyk(87.8%, 73.3%, 0%, 29.4%)
CIE-LAB	lab(28.32, 41.99, -71.15)
CIE-LCH	lch(28.32, 82.62, 300.55°)
OKLab	oklab(39.92% -0.0133 -0.2063)
OKLCH	oklch(39.92% 0.207 266.3)
XYZ	xyz(9.6232, 5.5785, 43.7407)
Luminance	0.0558 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1630B4 #B49A16

analogous

#167FB4 #1630B4 #4B16B4

triadic

#1630B4 #B41630 #30B416

tetradic

#1630B4 #B4167F #B49A16 #16B44B

square

#1630B4 #B4167F #B49A16 #16B44B

split-complementary

#1630B4 #B44B16 #7FB416

monochromatic

#091347 #0F217D #1630B4 #2343E4 #5A72EB

Accessibility & contrast

On white

9.92

#1630B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#1630B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1630B4

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1630B4	#FFFFFF	#000000	##FFFFFF
##1630B4	1.00	9.92	2.12	9.92
#FFFFFF	9.92	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB8

Deuteranopia (green-blind)

#003BB2

Tritanopia (blue-blind)

#00576F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1630b4;
/* rgb */ color: rgb(22, 48, 180);
/* oklch */ color: oklch(39.9% 0.207 266.3);

Tailwind

colors: {
  custom: {
    50: '#7669cc',
    500: '#1630b4',
    950: '#000000',
  },
}

SCSS

$custom: #1630b4;
$custom-light: #7669cc;
$custom-dark: #000000;

JSON

{
  "hex": "#1630b4",
  "rgb": {
    "r": 22,
    "g": 48,
    "b": 180
  },
  "hsl": {
    "h": 230.127,
    "s": 78.218,
    "l": 39.608
  },
  "oklch": {
    "l": 0.39918,
    "c": 0.20678,
    "h": 266.3
  },
  "luminance": 0.0558
}

Semantic roles & 50–950 ramp

primary

#1630B4

secondary

#CEBB58

accent

#D533F5

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0A0614

muted

#7C7A82

Preview Lab

Preview with #1630B4

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

Preview Lab → · Contrast checker → · Palette generator →