#2135A4#2135A4

#2135A4 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.5% C 0.179 H 268.3°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#2135A4
RGB	rgb(33, 53, 164)
HSL	hsl(231, 66%, 39%)
HSV	hsv(231, 80%, 64%)
CMYK	cmyk(79.9%, 67.7%, 0%, 35.7%)
CIE-LAB	lab(28.24, 33.75, -61.67)
CIE-LCH	lch(28.24, 70.30, 298.69°)
OKLab	oklab(39.49% -0.0052 -0.1786)
OKLCH	oklch(39.49% 0.179 268.3)
XYZ	xyz(8.5988, 5.5489, 35.7326)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2135A4 #A49021

analogous

#2176A4 #2135A4 #4E21A4

triadic

#2135A4 #A42135 #35A421

tetradic

#2135A4 #A42176 #A49021 #21A44E

square

#2135A4 #A42176 #A49021 #21A44E

split-complementary

#2135A4 #A44E21 #76A421

monochromatic

#0C143E #172571 #2135A4 #2D47D5 #6074DF

Accessibility & contrast

On white

9.95

#2135A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2135A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2135A4

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2135A4	#FFFFFF	#000000	##FFFFFF
##2135A4	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A7

Deuteranopia (green-blind)

#003CA2

Tritanopia (blue-blind)

#005368

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2135a4;
/* rgb */ color: rgb(33, 53, 164);
/* oklch */ color: oklch(39.5% 0.179 268.3);

Tailwind

colors: {
  custom: {
    50: '#746cc0',
    500: '#2135a4',
    950: '#000000',
  },
}

SCSS

$custom: #2135a4;
$custom-light: #746cc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2135a4",
  "rgb": {
    "r": 33,
    "g": 53,
    "b": 164
  },
  "hsl": {
    "h": 230.84,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.39486,
    "c": 0.17864,
    "h": 268.3
  },
  "luminance": 0.0555
}

Semantic roles & 50–950 ramp

primary

#2135A4

secondary

#C4B45D

accent

#CF3EE9

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2135A4

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

Preview Lab → · Contrast checker → · Palette generator →