#2B405A#2B405A

#2B405A is a dark, muted cyan. Relative luminance 0.049; OKLCH L 36.6% C 0.053 H 254.3°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#2B405A
RGB	rgb(43, 64, 90)
HSL	hsl(213, 35%, 26%)
HSV	hsv(213, 52%, 35%)
CMYK	cmyk(52.2%, 28.9%, 0%, 64.7%)
CIE-LAB	lab(26.50, -0.00, -18.07)
CIE-LCH	lch(26.50, 18.07, 270.00°)
OKLab	oklab(36.61% -0.0142 -0.0505)
OKLCH	oklch(36.61% 0.053 254.3)
XYZ	xyz(4.6745, 4.9182, 10.3739)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B405A #5A452B

analogous

#2B575A #2B405A #2D2B5A

triadic

#2B405A #5A2B40 #405A2B

tetradic

#2B405A #5A2B57 #5A452B #2B5A2D

square

#2B405A #5A2B57 #5A452B #2B5A2D

split-complementary

#2B405A #5A2D2B #575A2B

monochromatic

#0A0F15 #172331 #2B405A #3F5D83 #537BAD

Accessibility & contrast

On white

10.59

#2B405A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#2B405A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B405A

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B405A	#FFFFFF	#000000	##FFFFFF
##2B405A	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36415B

Deuteranopia (green-blind)

#303D59

Tritanopia (blue-blind)

#164649

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b405a;
/* rgb */ color: rgb(43, 64, 90);
/* oklch */ color: oklch(36.6% 0.053 254.3);

Tailwind

colors: {
  custom: {
    50: '#677488',
    500: '#2b405a',
    950: '#000000',
  },
}

SCSS

$custom: #2b405a;
$custom-light: #677488;
$custom-dark: #000000;

JSON

{
  "hex": "#2b405a",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 90
  },
  "hsl": {
    "h": 213.191,
    "s": 35.338,
    "l": 26.078
  },
  "oklch": {
    "l": 0.36611,
    "c": 0.05251,
    "h": 254.3
  },
  "luminance": 0.04919
}

Semantic roles & 50–950 ramp

primary

#2B405A

secondary

#8C7355

accent

#9A5CCB

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#06080B

muted

#7A7B7C

Preview Lab

Preview with #2B405A

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

Preview Lab → · Contrast checker → · Palette generator →