#2130A5#2130A5

#2130A5 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.7% C 0.186 H 269.1°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#2130A5
RGB	rgb(33, 48, 165)
HSL	hsl(233, 67%, 39%)
HSV	hsv(233, 80%, 65%)
CMYK	cmyk(80%, 70.9%, 0%, 35.3%)
CIE-LAB	lab(27.17, 37.30, -64.05)
CIE-LCH	lch(27.17, 74.12, 300.22°)
OKLab	oklab(38.73% -0.0029 -0.1855)
OKLCH	oklch(38.73% 0.186 269.1)
XYZ	xyz(8.4733, 5.1529, 36.1380)
Luminance	0.0515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2130A5 #A59621

analogous

#2172A5 #2130A5 #5421A5

triadic

#2130A5 #A52130 #30A521

tetradic

#2130A5 #A52172 #A59621 #21A554

square

#2130A5 #A52172 #A59621 #21A554

split-complementary

#2130A5 #A55421 #72A521

monochromatic

#0D123F #172172 #2130A5 #2E41D5 #616FDF

Accessibility & contrast

On white

10.34

#2130A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2130A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2130A5

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2130A5	#FFFFFF	#000000	##FFFFFF
##2130A5	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A9

Deuteranopia (green-blind)

#003AA3

Tritanopia (blue-blind)

#005167

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2130a5;
/* rgb */ color: rgb(33, 48, 165);
/* oklch */ color: oklch(38.7% 0.186 269.1);

Tailwind

colors: {
  custom: {
    50: '#7469c1',
    500: '#2130a5',
    950: '#000000',
  },
}

SCSS

$custom: #2130a5;
$custom-light: #7469c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2130a5",
  "rgb": {
    "r": 33,
    "g": 48,
    "b": 165
  },
  "hsl": {
    "h": 233.182,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.38733,
    "c": 0.18554,
    "h": 269.1
  },
  "luminance": 0.05154
}

Semantic roles & 50–950 ramp

primary

#2130A5

secondary

#C4B95E

accent

#D63EEA

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2130A5

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

Preview Lab → · Contrast checker → · Palette generator →