#2B405B#2B405B

#2B405B is a dark, muted cyan. Relative luminance 0.049; OKLCH L 36.7% C 0.054 H 255.1°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#2B405B
RGB	rgb(43, 64, 91)
HSL	hsl(214, 36%, 26%)
HSV	hsv(214, 53%, 36%)
CMYK	cmyk(52.7%, 29.7%, 0%, 64.3%)
CIE-LAB	lab(26.55, 0.34, -18.64)
CIE-LCH	lch(26.55, 18.64, 271.05°)
OKLab	oklab(36.67% -0.0139 -0.0522)
OKLCH	oklch(36.67% 0.054 255.1)
XYZ	xyz(4.7173, 4.9354, 10.5995)
Luminance	0.0494 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B405B #5B462B

analogous

#2B585B #2B405B #2E2B5B

triadic

#2B405B #5B2B40 #405B2B

tetradic

#2B405B #5B2B58 #5B462B #2B5B2E

square

#2B405B #5B2B58 #5B462B #2B5B2E

split-complementary

#2B405B #5B2E2B #585B2B

monochromatic

#0A0F15 #172331 #2B405B #3F5D85 #537BAE

Accessibility & contrast

On white

10.57

#2B405B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2B405B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B405B

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B405B	#FFFFFF	#000000	##FFFFFF
##2B405B	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35415C

Deuteranopia (green-blind)

#303D5A

Tritanopia (blue-blind)

#154649

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b405b;
/* rgb */ color: rgb(43, 64, 91);
/* oklch */ color: oklch(36.7% 0.054 255.1);

Tailwind

colors: {
  custom: {
    50: '#677489',
    500: '#2b405b',
    950: '#000000',
  },
}

SCSS

$custom: #2b405b;
$custom-light: #677489;
$custom-dark: #000000;

JSON

{
  "hex": "#2b405b",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 91
  },
  "hsl": {
    "h": 213.75,
    "s": 35.821,
    "l": 26.275
  },
  "oklch": {
    "l": 0.36666,
    "c": 0.054,
    "h": 255.1
  },
  "luminance": 0.04936
}

Semantic roles & 50–950 ramp

primary

#2B405B

secondary

#8D7455

accent

#9B5CCC

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#06080B

muted

#7A7B7C

Preview Lab

Preview with #2B405B

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

Preview Lab → · Contrast checker → · Palette generator →