#2B285E#2B285E

#2B285E is a dark, moderate blue. Relative luminance 0.028; OKLCH L 31.2% C 0.093 H 282.0°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#2B285E
RGB	rgb(43, 40, 94)
HSL	hsl(243, 40%, 26%)
HSV	hsv(243, 57%, 37%)
CMYK	cmyk(54.3%, 57.4%, 0%, 63.1%)
CIE-LAB	lab(19.39, 18.06, -31.96)
CIE-LCH	lch(19.39, 36.70, 299.47°)
OKLab	oklab(31.23% 0.0195 -0.0912)
OKLCH	oklch(31.23% 0.093 282)
XYZ	xyz(3.7748, 2.8391, 10.9366)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B285E #5B5E28

analogous

#28405E #2B285E #46285E

triadic

#2B285E #5E2B28 #285E2B

tetradic

#2B285E #5E2840 #5B5E28 #285E46

square

#2B285E #5E2840 #5B5E28 #285E46

split-complementary

#2B285E #5E4628 #405E28

monochromatic

#0A0915 #171633 #2B285E #3F3A89 #534DB3

Accessibility & contrast

On white

13.39

#2B285E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#2B285E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B285E

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B285E	#FFFFFF	#000000	##FFFFFF
##2B285E	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A3160

Deuteranopia (green-blind)

#052D5D

Tritanopia (blue-blind)

#17343E

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #2b285e;
/* rgb */ color: rgb(43, 40, 94);
/* oklch */ color: oklch(31.2% 0.093 282.0);

Tailwind

colors: {
  custom: {
    50: '#69628c',
    500: '#2b285e',
    950: '#000000',
  },
}

SCSS

$custom: #2b285e;
$custom-light: #69628c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b285e",
  "rgb": {
    "r": 43,
    "g": 40,
    "b": 94
  },
  "hsl": {
    "h": 243.333,
    "s": 40.299,
    "l": 26.275
  },
  "oklch": {
    "l": 0.31233,
    "c": 0.09328,
    "h": 282
  },
  "luminance": 0.02839
}

Semantic roles & 50–950 ramp

primary

#2B285E

secondary

#8D9151

accent

#D058C9

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#06050C

muted

#7A797D

Preview Lab

Preview with #2B285E

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

Preview Lab → · Contrast checker → · Palette generator →