#2A38B1#2A38B1

#2A38B1 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.7% C 0.190 H 270.2°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#2A38B1
RGB	rgb(42, 56, 177)
HSL	hsl(234, 62%, 43%)
HSV	hsv(234, 76%, 69%)
CMYK	cmyk(76.3%, 68.4%, 0%, 30.6%)
CIE-LAB	lab(30.63, 37.42, -65.54)
CIE-LCH	lch(30.63, 75.47, 299.73°)
OKLab	oklab(41.71% 0.0008 -0.1897)
OKLCH	oklch(41.71% 0.19 270.2)
XYZ	xyz(10.3021, 6.4938, 42.2969)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A38B1 #B1A32A

analogous

#2A7BB1 #2A38B1 #602AB1

triadic

#2A38B1 #B12A38 #38B12A

tetradic

#2A38B1 #B12A7B #B1A32A #2AB160

square

#2A38B1 #B12A7B #B1A32A #2AB160

split-complementary

#2A38B1 #B1602A #7BB12A

monochromatic

#13194E #1E2880 #2A38B1 #4554D3 #7782DF

Accessibility & contrast

On white

9.13

#2A38B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#2A38B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A38B1

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A38B1	#FFFFFF	#000000	##FFFFFF
##2A38B1	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB5

Deuteranopia (green-blind)

#0042AF

Tritanopia (blue-blind)

#005970

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2a38b1;
/* rgb */ color: rgb(42, 56, 177);
/* oklch */ color: oklch(41.7% 0.190 270.2);

Tailwind

colors: {
  custom: {
    50: '#796fc9',
    500: '#2a38b1',
    950: '#000000',
  },
}

SCSS

$custom: #2a38b1;
$custom-light: #796fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a38b1",
  "rgb": {
    "r": 42,
    "g": 56,
    "b": 177
  },
  "hsl": {
    "h": 233.778,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.41713,
    "c": 0.18968,
    "h": 270.2
  },
  "luminance": 0.06495
}

Semantic roles & 50–950 ramp

primary

#2A38B1

secondary

#C6BD70

accent

#D443E5

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2A38B1

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

Preview Lab → · Contrast checker → · Palette generator →