#2B4974#2B4974

#2B4974 is a dark, moderate blue. Relative luminance 0.065; OKLCH L 40.4% C 0.081 H 257.5°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#2B4974
RGB	rgb(43, 73, 116)
HSL	hsl(215, 46%, 31%)
HSV	hsv(215, 63%, 45%)
CMYK	cmyk(62.9%, 37.1%, 0%, 54.5%)
CIE-LAB	lab(30.73, 3.35, -28.04)
CIE-LCH	lch(30.73, 28.23, 276.81°)
OKLab	oklab(40.37% -0.0176 -0.0794)
OKLCH	oklch(40.37% 0.081 257.5)
XYZ	xyz(6.5301, 6.5391, 17.4376)
Luminance	0.0654 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4974 #74562B

analogous

#2B6D74 #2B4974 #312B74

triadic

#2B4974 #742B49 #49742B

tetradic

#2B4974 #742B6D #74562B #2B7431

square

#2B4974 #742B6D #74562B #2B7431

split-complementary

#2B4974 #74312B #6D742B

monochromatic

#0A111B #1A2D47 #2B4974 #3C65A1 #5883C1

Accessibility & contrast

On white

9.10

#2B4974 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#2B4974 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4974

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4974	#FFFFFF	#000000	##FFFFFF
##2B4974	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#374C76

Deuteranopia (green-blind)

#2D4573

Tritanopia (blue-blind)

#005359

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2b4974;
/* rgb */ color: rgb(43, 73, 116);
/* oklch */ color: oklch(40.4% 0.081 257.5);

Tailwind

colors: {
  custom: {
    50: '#6b7b9c',
    500: '#2b4974',
    950: '#000000',
  },
}

SCSS

$custom: #2b4974;
$custom-light: #6b7b9c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4974",
  "rgb": {
    "r": 43,
    "g": 73,
    "b": 116
  },
  "hsl": {
    "h": 215.342,
    "s": 45.912,
    "l": 31.176
  },
  "oklch": {
    "l": 0.40368,
    "c": 0.08133,
    "h": 257.5
  },
  "luminance": 0.0654
}

Semantic roles & 50–950 ramp

primary

#2B4974

secondary

#A68555

accent

#A052D6

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #2B4974

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

Preview Lab → · Contrast checker → · Palette generator →