#2A2BB1#2A2BB1

#2A2BB1 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 39.7% C 0.203 H 272.0°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#2A2BB1
RGB	rgb(42, 43, 177)
HSL	hsl(240, 62%, 43%)
HSV	hsv(240, 76%, 69%)
CMYK	cmyk(76.3%, 75.7%, 0%, 30.6%)
CIE-LAB	lab(27.83, 45.16, -70.16)
CIE-LCH	lch(27.83, 83.44, 302.77°)
OKLab	oklab(39.71% 0.007 -0.2031)
OKLCH	oklch(39.71% 0.203 272)
XYZ	xyz(9.7519, 5.3933, 42.1135)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2BB1 #B1B02A

analogous

#2A6EB1 #2A2BB1 #6D2AB1

triadic

#2A2BB1 #B12A2B #2BB12A

tetradic

#2A2BB1 #B12A6E #B1B02A #2AB16D

square

#2A2BB1 #B12A6E #B1B02A #2AB16D

split-complementary

#2A2BB1 #B16D2A #6EB12A

monochromatic

#13134E #1E1F80 #2A2BB1 #4546D3 #7778DF

Accessibility & contrast

On white

10.10

#2A2BB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2A2BB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2BB1

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2BB1	#FFFFFF	#000000	##FFFFFF
##2A2BB1	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B5

Deuteranopia (green-blind)

#003BAF

Tritanopia (blue-blind)

#00536C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2a2bb1;
/* rgb */ color: rgb(42, 43, 177);
/* oklch */ color: oklch(39.7% 0.203 272.0);

Tailwind

colors: {
  custom: {
    50: '#7b66ca',
    500: '#2a2bb1',
    950: '#000000',
  },
}

SCSS

$custom: #2a2bb1;
$custom-light: #7b66ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2bb1",
  "rgb": {
    "r": 42,
    "g": 43,
    "b": 177
  },
  "hsl": {
    "h": 239.556,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.39707,
    "c": 0.2032,
    "h": 272
  },
  "luminance": 0.05394
}

Semantic roles & 50–950 ramp

primary

#2A2BB1

secondary

#C6C670

accent

#E443E5

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2A2BB1

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

Preview Lab → · Contrast checker → · Palette generator →