#2B428E#2B428E

#2B428E is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.6% C 0.129 H 267.6°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#2B428E
RGB	rgb(43, 66, 142)
HSL	hsl(226, 54%, 36%)
HSV	hsv(226, 70%, 56%)
CMYK	cmyk(69.7%, 53.5%, 0%, 44.3%)
CIE-LAB	lab(30.31, 17.91, -44.87)
CIE-LCH	lch(30.31, 48.31, 291.76°)
OKLab	oklab(40.58% -0.0053 -0.1289)
OKLCH	oklch(40.58% 0.129 267.6)
XYZ	xyz(7.8253, 6.3623, 26.4016)
Luminance	0.0636 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B428E #8E772B

analogous

#2B748E #2B428E #462B8E

triadic

#2B428E #8E2B42 #428E2B

tetradic

#2B428E #8E2B74 #8E772B #2B8E46

square

#2B428E #8E2B74 #8E772B #2B8E46

split-complementary

#2B428E #8E462B #748E2B

monochromatic

#0F1630 #1D2C5F #2B428E #3958BD #637DD0

Accessibility & contrast

On white

9.24

#2B428E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2B428E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B428E

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B428E	#FFFFFF	#000000	##FFFFFF
##2B428E	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#114C91

Deuteranopia (green-blind)

#00438C

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2b428e;
/* rgb */ color: rgb(43, 66, 142);
/* oklch */ color: oklch(40.6% 0.129 267.6);

Tailwind

colors: {
  custom: {
    50: '#7176b0',
    500: '#2b428e',
    950: '#000000',
  },
}

SCSS

$custom: #2b428e;
$custom-light: #7176b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b428e",
  "rgb": {
    "r": 43,
    "g": 66,
    "b": 142
  },
  "hsl": {
    "h": 226.061,
    "s": 53.514,
    "l": 36.275
  },
  "oklch": {
    "l": 0.40578,
    "c": 0.12903,
    "h": 267.6
  },
  "luminance": 0.06363
}

Semantic roles & 50–950 ramp

primary

#2B428E

secondary

#B6A25F

accent

#BB4BDD

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2B428E

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

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