#28345F#28345F

#28345F is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.8% C 0.077 H 270.1°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#28345F
RGB	rgb(40, 52, 95)
HSL	hsl(227, 41%, 26%)
HSV	hsv(227, 58%, 37%)
CMYK	cmyk(57.9%, 45.3%, 0%, 62.7%)
CIE-LAB	lab(22.77, 9.21, -27.22)
CIE-LCH	lch(22.77, 28.73, 288.70°)
OKLab	oklab(33.75% 0.0001 -0.0773)
OKLCH	oklch(33.75% 0.077 270.1)
XYZ	xyz(4.1679, 3.7330, 11.3252)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28345F #5F5328

analogous

#28505F #28345F #38285F

triadic

#28345F #5F2834 #345F28

tetradic

#28345F #5F2850 #5F5328 #285F38

square

#28345F #5F2850 #5F5328 #285F38

split-complementary

#28345F #5F3828 #505F28

monochromatic

#090C16 #161C34 #28345F #3A4C8A #4D64B4

Accessibility & contrast

On white

12.02

#28345F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#28345F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28345F

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28345F	#FFFFFF	#000000	##FFFFFF
##28345F	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223961

Deuteranopia (green-blind)

#1B345E

Tritanopia (blue-blind)

#0C3D44

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #28345f;
/* rgb */ color: rgb(40, 52, 95);
/* oklch */ color: oklch(33.8% 0.077 270.1);

Tailwind

colors: {
  custom: {
    50: '#676b8d',
    500: '#28345f',
    950: '#000000',
  },
}

SCSS

$custom: #28345f;
$custom-light: #676b8d;
$custom-dark: #000000;

JSON

{
  "hex": "#28345f",
  "rgb": {
    "r": 40,
    "g": 52,
    "b": 95
  },
  "hsl": {
    "h": 226.909,
    "s": 40.741,
    "l": 26.471
  },
  "oklch": {
    "l": 0.33754,
    "c": 0.07728,
    "h": 270.1
  },
  "luminance": 0.03733
}

Semantic roles & 50–950 ramp

primary

#28345F

secondary

#928451

accent

#B657D1

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060C

muted

#7A7A7D

Preview Lab

Preview with #28345F

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

Preview Lab → · Contrast checker → · Palette generator →