#2B3174#2B3174

#2B3174 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.9% C 0.114 H 275.0°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#2B3174
RGB	rgb(43, 49, 116)
HSL	hsl(235, 46%, 31%)
HSV	hsv(235, 63%, 45%)
CMYK	cmyk(62.9%, 57.8%, 0%, 54.5%)
CIE-LAB	lab(23.57, 19.79, -39.48)
CIE-LCH	lch(23.57, 44.16, 296.62°)
OKLab	oklab(34.89% 0.0099 -0.1133)
OKLCH	oklch(34.89% 0.114 275)
XYZ	xyz(5.2459, 3.9708, 17.0096)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3174 #746E2B

analogous

#2B5574 #2B3174 #492B74

triadic

#2B3174 #742B31 #31742B

tetradic

#2B3174 #742B55 #746E2B #2B7449

square

#2B3174 #742B55 #746E2B #2B7449

split-complementary

#2B3174 #74492B #55742B

monochromatic

#0A0B1B #1A1E47 #2B3174 #3C44A1 #5861C1

Accessibility & contrast

On white

11.70

#2B3174 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#2B3174 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3174

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3174	#FFFFFF	#000000	##FFFFFF
##2B3174	1.00	11.70	1.79	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#013B76

Deuteranopia (green-blind)

#003573

Tritanopia (blue-blind)

#00414D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2b3174;
/* rgb */ color: rgb(43, 49, 116);
/* oklch */ color: oklch(34.9% 0.114 275.0);

Tailwind

colors: {
  custom: {
    50: '#6c699d',
    500: '#2b3174',
    950: '#000000',
  },
}

SCSS

$custom: #2b3174;
$custom-light: #6c699d;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3174",
  "rgb": {
    "r": 43,
    "g": 49,
    "b": 116
  },
  "hsl": {
    "h": 235.068,
    "s": 45.912,
    "l": 31.176
  },
  "oklch": {
    "l": 0.34892,
    "c": 0.11372,
    "h": 275
  },
  "luminance": 0.03971
}

Semantic roles & 50–950 ramp

primary

#2B3174

secondary

#A69F55

accent

#CB52D6

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2B3174

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

Preview Lab → · Contrast checker → · Palette generator →