#2126A4#2126A4

#2126A4 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 37.1% C 0.195 H 270.4°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#2126A4
RGB	rgb(33, 38, 164)
HSL	hsl(238, 66%, 39%)
HSV	hsv(238, 80%, 64%)
CMYK	cmyk(79.9%, 76.8%, 0%, 35.7%)
CIE-LAB	lab(24.92, 42.92, -67.16)
CIE-LCH	lch(24.92, 79.70, 302.59°)
OKLab	oklab(37.1% 0.0012 -0.1945)
OKLCH	oklch(37.1% 0.195 270.4)
XYZ	xyz(8.0189, 4.3890, 35.5393)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2126A4 #A49F21

analogous

#2167A4 #2126A4 #5D21A4

triadic

#2126A4 #A42126 #26A421

tetradic

#2126A4 #A42167 #A49F21 #21A45D

square

#2126A4 #A42167 #A49F21 #21A45D

split-complementary

#2126A4 #A45D21 #67A421

monochromatic

#0C0E3E #171A71 #2126A4 #2D34D5 #6065DF

Accessibility & contrast

On white

11.18

#2126A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2126A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2126A4

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2126A4	#FFFFFF	#000000	##FFFFFF
##2126A4	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A8

Deuteranopia (green-blind)

#0034A2

Tritanopia (blue-blind)

#004C64

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2126a4;
/* rgb */ color: rgb(33, 38, 164);
/* oklch */ color: oklch(37.1% 0.195 270.4);

Tailwind

colors: {
  custom: {
    50: '#7562c0',
    500: '#2126a4',
    950: '#000000',
  },
}

SCSS

$custom: #2126a4;
$custom-light: #7562c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2126a4",
  "rgb": {
    "r": 33,
    "g": 38,
    "b": 164
  },
  "hsl": {
    "h": 237.71,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37095,
    "c": 0.1945,
    "h": 270.4
  },
  "luminance": 0.0439
}

Semantic roles & 50–950 ramp

primary

#2126A4

secondary

#C4C05D

accent

#E33EE9

background

#F7F5FC

surface

#EEEAF8

border

#C9C6D1

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2126A4

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

Preview Lab → · Contrast checker → · Palette generator →