#2A23D4#2A23D4

#2A23D4 is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 42.7% C 0.250 H 270.4°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#2A23D4
RGB	rgb(42, 35, 212)
HSL	hsl(242, 72%, 48%)
HSV	hsv(242, 83%, 83%)
CMYK	cmyk(80.2%, 83.5%, 0%, 16.9%)
CIE-LAB	lab(30.51, 59.98, -86.30)
CIE-LCH	lch(30.51, 105.09, 304.80°)
OKLab	oklab(42.74% 0.0018 -0.2497)
OKLCH	oklch(42.74% 0.25 270.4)
XYZ	xyz(13.4355, 6.4462, 62.8107)
Luminance	0.0645 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A23D4 #CDD423

analogous

#2374D4 #2A23D4 #8223D4

triadic

#2A23D4 #D42A23 #23D42A

tetradic

#2A23D4 #D42374 #CDD423 #23D482

square

#2A23D4 #D42374 #CDD423 #23D482

split-complementary

#2A23D4 #D48223 #74D423

monochromatic

#15126B #201A9F #2A23D4 #5852E2 #8A86EB

Accessibility & contrast

On white

9.17

#2A23D4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2A23D4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A23D4

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A23D4	#FFFFFF	#000000	##FFFFFF
##2A23D4	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050D9

Deuteranopia (green-blind)

#003FD1

Tritanopia (blue-blind)

#005E7F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2a23d4;
/* rgb */ color: rgb(42, 35, 212);
/* oklch */ color: oklch(42.7% 0.250 270.4);

Tailwind

colors: {
  custom: {
    50: '#8464e3',
    500: '#2a23d4',
    950: '#000000',
  },
}

SCSS

$custom: #2a23d4;
$custom-light: #8464e3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a23d4",
  "rgb": {
    "r": 42,
    "g": 35,
    "b": 212
  },
  "hsl": {
    "h": 242.373,
    "s": 71.66,
    "l": 48.431
  },
  "oklch": {
    "l": 0.42744,
    "c": 0.24974,
    "h": 270.4
  },
  "luminance": 0.06448
}

Semantic roles & 50–950 ramp

primary

#2A23D4

secondary

#D1D47E

accent

#EE39E7

background

#F9F6FE

surface

#F1EBFC

border

#CBC6D5

text

#0D0616

muted

#7E7A84

Preview Lab

Preview with #2A23D4

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

Preview Lab → · Contrast checker → · Palette generator →