#2B38A5#2B38A5

#2B38A5 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.6% C 0.174 H 270.9°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#2B38A5
RGB	rgb(43, 56, 165)
HSL	hsl(234, 59%, 41%)
HSV	hsv(234, 74%, 65%)
CMYK	cmyk(73.9%, 66.1%, 0%, 35.3%)
CIE-LAB	lab(29.56, 33.20, -60.10)
CIE-LCH	lch(29.56, 68.66, 298.92°)
OKLab	oklab(40.61% 0.0028 -0.1737)
OKLCH	oklch(40.61% 0.174 270.9)
XYZ	xyz(9.1997, 6.0576, 36.2744)
Luminance	0.0606 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B38A5 #A5982B

analogous

#2B75A5 #2B38A5 #5B2BA5

triadic

#2B38A5 #A52B38 #38A52B

tetradic

#2B38A5 #A52B75 #A5982B #2BA55B

square

#2B38A5 #A52B75 #A5982B #2BA55B

split-complementary

#2B38A5 #A55B2B #75A52B

monochromatic

#121744 #1E2874 #2B38A5 #404FCD #717CDA

Accessibility & contrast

On white

9.49

#2B38A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#2B38A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B38A5

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B38A5	#FFFFFF	#000000	##FFFFFF
##2B38A5	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA8

Deuteranopia (green-blind)

#0040A3

Tritanopia (blue-blind)

#005569

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2b38a5;
/* rgb */ color: rgb(43, 56, 165);
/* oklch */ color: oklch(40.6% 0.174 270.9);

Tailwind

colors: {
  custom: {
    50: '#776ec1',
    500: '#2b38a5',
    950: '#000000',
  },
}

SCSS

$custom: #2b38a5;
$custom-light: #776ec1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b38a5",
  "rgb": {
    "r": 43,
    "g": 56,
    "b": 165
  },
  "hsl": {
    "h": 233.607,
    "s": 58.654,
    "l": 40.784
  },
  "oklch": {
    "l": 0.40608,
    "c": 0.17377,
    "h": 270.9
  },
  "luminance": 0.06059
}

Semantic roles & 50–950 ramp

primary

#2B38A5

secondary

#C1B86B

accent

#D146E2

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2B38A5

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

Preview Lab → · Contrast checker → · Palette generator →