#2135A5#2135A5

#2135A5 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.6% C 0.180 H 268.3°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#2135A5
RGB	rgb(33, 53, 165)
HSL	hsl(231, 67%, 39%)
HSV	hsv(231, 80%, 65%)
CMYK	cmyk(80%, 67.9%, 0%, 35.3%)
CIE-LAB	lab(28.34, 34.12, -62.12)
CIE-LCH	lch(28.34, 70.87, 298.78°)
OKLab	oklab(39.59% -0.0053 -0.1799)
OKLCH	oklch(39.59% 0.18 268.3)
XYZ	xyz(8.6895, 5.5852, 36.2101)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2135A5 #A59121

analogous

#2177A5 #2135A5 #4F21A5

triadic

#2135A5 #A52135 #35A521

tetradic

#2135A5 #A52177 #A59121 #21A54F

square

#2135A5 #A52177 #A59121 #21A54F

split-complementary

#2135A5 #A54F21 #77A521

monochromatic

#0D143F #172572 #2135A5 #2E47D5 #6174DF

Accessibility & contrast

On white

9.92

#2135A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#2135A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2135A5

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2135A5	#FFFFFF	#000000	##FFFFFF
##2135A5	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)

#0049A8

Deuteranopia (green-blind)

#003DA3

Tritanopia (blue-blind)

#005368

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2135a5;
/* rgb */ color: rgb(33, 53, 165);
/* oklch */ color: oklch(39.6% 0.180 268.3);

Tailwind

colors: {
  custom: {
    50: '#746cc1',
    500: '#2135a5',
    950: '#000000',
  },
}

SCSS

$custom: #2135a5;
$custom-light: #746cc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2135a5",
  "rgb": {
    "r": 33,
    "g": 53,
    "b": 165
  },
  "hsl": {
    "h": 230.909,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.39586,
    "c": 0.17995,
    "h": 268.3
  },
  "luminance": 0.05586
}

Semantic roles & 50–950 ramp

primary

#2135A5

secondary

#C4B55E

accent

#D03EEA

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2135A5

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

Preview Lab → · Contrast checker → · Palette generator →