#2B404A#2B404A

#2B404A is a dark, muted cyan. Relative luminance 0.047; OKLCH L 35.8% C 0.032 H 229.2°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#2B404A
RGB	rgb(43, 64, 74)
HSL	hsl(199, 26%, 23%)
HSV	hsv(199, 42%, 29%)
CMYK	cmyk(41.9%, 13.5%, 0%, 71%)
CIE-LAB	lab(25.79, -5.26, -8.70)
CIE-LCH	lch(25.79, 10.16, 238.86°)
OKLab	oklab(35.81% -0.0207 -0.0239)
OKLCH	oklch(35.81% 0.032 229.2)
XYZ	xyz(4.0653, 4.6746, 7.1653)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B404A #4A352B

analogous

#2B4A44 #2B404A #2B304A

triadic

#2B404A #4A2B40 #404A2B

tetradic

#2B404A #442B4A #4A352B #304A2B

square

#2B404A #442B4A #4A352B #304A2B

split-complementary

#2B404A #4A2B30 #4A442B

monochromatic

#0B1113 #151F23 #2B404A #416171 #588397

Accessibility & contrast

On white

10.85

#2B404A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#2B404A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B404A

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B404A	#FFFFFF	#000000	##FFFFFF
##2B404A	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3F4B

Deuteranopia (green-blind)

#363C4A

Tritanopia (blue-blind)

#204343

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2b404a;
/* rgb */ color: rgb(43, 64, 74);
/* oklch */ color: oklch(35.8% 0.032 229.2);

Tailwind

colors: {
  custom: {
    50: '#66747c',
    500: '#2b404a',
    950: '#000000',
  },
}

SCSS

$custom: #2b404a;
$custom-light: #66747c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b404a",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 74
  },
  "hsl": {
    "h": 199.355,
    "s": 26.496,
    "l": 22.941
  },
  "oklch": {
    "l": 0.35812,
    "c": 0.03162,
    "h": 229.2
  },
  "luminance": 0.04675
}

Semantic roles & 50–950 ramp

primary

#2B404A

secondary

#7C6255

accent

#8365C3

background

#F6F7F7

surface

#EBEDEE

border

#C6C8C9

text

#060809

muted

#7A7B7B

Preview Lab

Preview with #2B404A

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

Preview Lab → · Contrast checker → · Palette generator →