#2B3175#2B3175

#2B3175 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 35.0% C 0.115 H 274.9°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#2B3175
RGB	rgb(43, 49, 117)
HSL	hsl(235, 46%, 31%)
HSV	hsv(235, 63%, 46%)
CMYK	cmyk(63.2%, 58.1%, 0%, 54.1%)
CIE-LAB	lab(23.65, 20.16, -39.99)
CIE-LCH	lch(23.65, 44.79, 296.75°)
OKLab	oklab(34.98% 0.0099 -0.1148)
OKLCH	oklch(34.98% 0.115 274.9)
XYZ	xyz(5.3044, 3.9942, 17.3176)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3175 #756F2B

analogous

#2B5675 #2B3175 #4A2B75

triadic

#2B3175 #752B31 #31752B

tetradic

#2B3175 #752B56 #756F2B #2B754A

square

#2B3175 #752B56 #756F2B #2B754A

split-complementary

#2B3175 #754A2B #56752B

monochromatic

#0A0C1B #1B1E48 #2B3175 #3B44A2 #5961C2

Accessibility & contrast

On white

11.67

#2B3175 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#2B3175 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3175

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3175	#FFFFFF	#000000	##FFFFFF
##2B3175	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C77

Deuteranopia (green-blind)

#003574

Tritanopia (blue-blind)

#00414E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2b3175;
/* rgb */ color: rgb(43, 49, 117);
/* oklch */ color: oklch(35.0% 0.115 274.9);

Tailwind

colors: {
  custom: {
    50: '#6d699d',
    500: '#2b3175',
    950: '#000000',
  },
}

SCSS

$custom: #2b3175;
$custom-light: #6d699d;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3175",
  "rgb": {
    "r": 43,
    "g": 49,
    "b": 117
  },
  "hsl": {
    "h": 235.135,
    "s": 46.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.34975,
    "c": 0.11523,
    "h": 274.9
  },
  "luminance": 0.03995
}

Semantic roles & 50–950 ramp

primary

#2B3175

secondary

#A7A055

accent

#CB52D6

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2B3175

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

Preview Lab → · Contrast checker → · Palette generator →