#2B456D#2B456D

#2B456D is a dark, moderate blue. Relative luminance 0.059; OKLCH L 39.0% C 0.076 H 258.7°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#2B456D
RGB	rgb(43, 69, 109)
HSL	hsl(216, 43%, 30%)
HSV	hsv(216, 61%, 43%)
CMYK	cmyk(60.6%, 36.7%, 0%, 57.3%)
CIE-LAB	lab(29.09, 3.43, -26.21)
CIE-LCH	lch(29.09, 26.43, 277.46°)
OKLab	oklab(38.96% -0.0147 -0.0741)
OKLCH	oklch(38.96% 0.076 258.7)
XYZ	xyz(5.8837, 5.8735, 15.2887)
Luminance	0.0587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B456D #6D532B

analogous

#2B666D #2B456D #322B6D

triadic

#2B456D #6D2B45 #456D2B

tetradic

#2B456D #6D2B66 #6D532B #2B6D32

square

#2B456D #6D2B66 #6D532B #2B6D32

split-complementary

#2B456D #6D322B #666D2B

monochromatic

#090E16 #1A2941 #2B456D #3C6199 #567EBC

Accessibility & contrast

On white

9.66

#2B456D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2B456D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B456D

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B456D	#FFFFFF	#000000	##FFFFFF
##2B456D	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35486F

Deuteranopia (green-blind)

#2C426C

Tritanopia (blue-blind)

#004E54

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2b456d;
/* rgb */ color: rgb(43, 69, 109);
/* oklch */ color: oklch(39.0% 0.076 258.7);

Tailwind

colors: {
  custom: {
    50: '#6a7897',
    500: '#2b456d',
    950: '#000000',
  },
}

SCSS

$custom: #2b456d;
$custom-light: #6a7897;
$custom-dark: #000000;

JSON

{
  "hex": "#2b456d",
  "rgb": {
    "r": 43,
    "g": 69,
    "b": 109
  },
  "hsl": {
    "h": 216.364,
    "s": 43.421,
    "l": 29.804
  },
  "oklch": {
    "l": 0.38961,
    "c": 0.07555,
    "h": 258.7
  },
  "luminance": 0.05874
}

Semantic roles & 50–950 ramp

primary

#2B456D

secondary

#9F8255

accent

#A155D3

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#07080D

muted

#7A7B7E

Preview Lab

Preview with #2B456D

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

Preview Lab → · Contrast checker → · Palette generator →