#2B456F#2B456F

#2B456F is a dark, moderate blue. Relative luminance 0.059; OKLCH L 39.1% C 0.079 H 259.6°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#2B456F
RGB	rgb(43, 69, 111)
HSL	hsl(217, 44%, 30%)
HSV	hsv(217, 61%, 44%)
CMYK	cmyk(61.3%, 37.8%, 0%, 56.5%)
CIE-LAB	lab(29.20, 4.17, -27.30)
CIE-LCH	lch(29.20, 27.62, 278.68°)
OKLab	oklab(39.08% -0.0142 -0.0773)
OKLCH	oklch(39.08% 0.079 259.6)
XYZ	xyz(5.9926, 5.9170, 15.8621)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B456F #6F552B

analogous

#2B676F #2B456F #332B6F

triadic

#2B456F #6F2B45 #456F2B

tetradic

#2B456F #6F2B67 #6F552B #2B6F33

square

#2B456F #6F2B67 #6F552B #2B6F33

split-complementary

#2B456F #6F332B #676F2B

monochromatic

#090E17 #1A2A43 #2B456F #3C609B #577EBE

Accessibility & contrast

On white

9.62

#2B456F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#2B456F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B456F

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B456F	#FFFFFF	#000000	##FFFFFF
##2B456F	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#344871

Deuteranopia (green-blind)

#2B426E

Tritanopia (blue-blind)

#004E54

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2b456f;
/* rgb */ color: rgb(43, 69, 111);
/* oklch */ color: oklch(39.1% 0.079 259.6);

Tailwind

colors: {
  custom: {
    50: '#6b7898',
    500: '#2b456f',
    950: '#000000',
  },
}

SCSS

$custom: #2b456f;
$custom-light: #6b7898;
$custom-dark: #000000;

JSON

{
  "hex": "#2b456f",
  "rgb": {
    "r": 43,
    "g": 69,
    "b": 111
  },
  "hsl": {
    "h": 217.059,
    "s": 44.156,
    "l": 30.196
  },
  "oklch": {
    "l": 0.39084,
    "c": 0.07858,
    "h": 259.6
  },
  "luminance": 0.05918
}

Semantic roles & 50–950 ramp

primary

#2B456F

secondary

#A18455

accent

#A354D4

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#07080D

muted

#7A7B7E

Preview Lab

Preview with #2B456F

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

Preview Lab → · Contrast checker → · Palette generator →