#2150A4#2150A4

#2150A4 is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.9% C 0.145 H 261.0°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#2150A4
RGB	rgb(33, 80, 164)
HSL	hsl(218, 66%, 39%)
HSV	hsv(218, 80%, 64%)
CMYK	cmyk(79.9%, 51.2%, 0%, 35.7%)
CIE-LAB	lab(35.48, 15.67, -49.88)
CIE-LCH	lch(35.48, 52.28, 287.44°)
OKLab	oklab(44.9% -0.0228 -0.1436)
OKLCH	oklch(44.9% 0.145 261)
XYZ	xyz(10.1943, 8.7398, 36.2644)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2150A4 #A47521

analogous

#2191A4 #2150A4 #3321A4

triadic

#2150A4 #A42150 #50A421

tetradic

#2150A4 #A42191 #A47521 #21A433

square

#2150A4 #A42191 #A47521 #21A433

split-complementary

#2150A4 #A43321 #91A421

monochromatic

#0C1E3E #173771 #2150A4 #2D69D5 #608EDF

Accessibility & contrast

On white

7.64

#2150A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#2150A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2150A4

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2150A4	#FFFFFF	#000000	##FFFFFF
##2150A4	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B5AA7

Deuteranopia (green-blind)

#004EA2

Tritanopia (blue-blind)

#006472

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2150a4;
/* rgb */ color: rgb(33, 80, 164);
/* oklch */ color: oklch(44.9% 0.145 261.0);

Tailwind

colors: {
  custom: {
    50: '#7280c0',
    500: '#2150a4',
    950: '#000000',
  },
}

SCSS

$custom: #2150a4;
$custom-light: #7280c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2150a4",
  "rgb": {
    "r": 33,
    "g": 80,
    "b": 164
  },
  "hsl": {
    "h": 218.473,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.44899,
    "c": 0.14538,
    "h": 261
  },
  "luminance": 0.08741
}

Semantic roles & 50–950 ramp

primary

#2150A4

secondary

#C49F5D

accent

#AC3EE9

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2150A4

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

Preview Lab → · Contrast checker → · Palette generator →