#2B3B95#2B3B95

#2B3B95 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.7% C 0.148 H 270.4°. Best body text is #FFFFFF at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#2B3B95
RGB	rgb(43, 59, 149)
HSL	hsl(231, 55%, 38%)
HSV	hsv(231, 71%, 58%)
CMYK	cmyk(71.1%, 60.4%, 0%, 41.6%)
CIE-LAB	lab(28.93, 25.31, -51.40)
CIE-LCH	lch(28.93, 57.30, 296.21°)
OKLab	oklab(39.72% 0.0012 -0.1482)
OKLCH	oklch(39.72% 0.148 270.4)
XYZ	xyz(7.9832, 5.8107, 29.1288)
Luminance	0.0581 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3B95 #95852B

analogous

#2B7095 #2B3B95 #502B95

triadic

#2B3B95 #952B3B #3B952B

tetradic

#2B3B95 #952B70 #95852B #2B9550

square

#2B3B95 #952B70 #95852B #2B9550

split-complementary

#2B3B95 #95502B #70952B

monochromatic

#101536 #1D2866 #2B3B95 #394EC4 #6778D3

Accessibility & contrast

On white

9.71

#2B3B95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2B3B95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3B95

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3B95	#FFFFFF	#000000	##FFFFFF
##2B3B95	1.00	9.71	2.16	9.71
#FFFFFF	9.71	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004998

Deuteranopia (green-blind)

#003F93

Tritanopia (blue-blind)

#005162

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2b3b95;
/* rgb */ color: rgb(43, 59, 149);
/* oklch */ color: oklch(39.7% 0.148 270.4);

Tailwind

colors: {
  custom: {
    50: '#7370b5',
    500: '#2b3b95',
    950: '#000000',
  },
}

SCSS

$custom: #2b3b95;
$custom-light: #7370b5;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3b95",
  "rgb": {
    "r": 43,
    "g": 59,
    "b": 149
  },
  "hsl": {
    "h": 230.943,
    "s": 55.208,
    "l": 37.647
  },
  "oklch": {
    "l": 0.39715,
    "c": 0.14822,
    "h": 270.4
  },
  "luminance": 0.05811
}

Semantic roles & 50–950 ramp

primary

#2B3B95

secondary

#BAAC62

accent

#C849DF

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2B3B95

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

Preview Lab → · Contrast checker → · Palette generator →