#2B4B60#2B4B60

#2B4B60 is a dark, muted cyan. Relative luminance 0.064; OKLCH L 39.8% C 0.052 H 238.7°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#2B4B60
RGB	rgb(43, 75, 96)
HSL	hsl(204, 38%, 27%)
HSV	hsv(204, 55%, 38%)
CMYK	cmyk(55.2%, 21.9%, 0%, 62.4%)
CIE-LAB	lab(30.38, -5.07, -15.93)
CIE-LCH	lch(30.38, 16.72, 252.35°)
OKLab	oklab(39.76% -0.027 -0.0444)
OKLCH	oklch(39.76% 0.052 238.7)
XYZ	xyz(5.6229, 6.3898, 12.0011)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4B60 #60402B

analogous

#2B605B #2B4B60 #2B3160

triadic

#2B4B60 #602B4B #4B602B

tetradic

#2B4B60 #5B2B60 #60402B #31602B

square

#2B4B60 #5B2B60 #60402B #31602B

split-complementary

#2B4B60 #602B31 #605B2B

monochromatic

#091115 #182A36 #2B4B60 #3E6C8A #538DB2

Accessibility & contrast

On white

9.22

#2B4B60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#2B4B60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4B60

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4B60	#FFFFFF	#000000	##FFFFFF
##2B4B60	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424B61

Deuteranopia (green-blind)

#3A4560

Tritanopia (blue-blind)

#0D5052

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2b4b60;
/* rgb */ color: rgb(43, 75, 96);
/* oklch */ color: oklch(39.8% 0.052 238.7);

Tailwind

colors: {
  custom: {
    50: '#687d8d',
    500: '#2b4b60',
    950: '#000000',
  },
}

SCSS

$custom: #2b4b60;
$custom-light: #687d8d;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4b60",
  "rgb": {
    "r": 43,
    "g": 75,
    "b": 96
  },
  "hsl": {
    "h": 203.774,
    "s": 38.129,
    "l": 27.255
  },
  "oklch": {
    "l": 0.39757,
    "c": 0.05194,
    "h": 238.7
  },
  "luminance": 0.0639
}

Semantic roles & 50–950 ramp

primary

#2B4B60

secondary

#926D55

accent

#885ACE

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#06090C

muted

#7A7B7D

Preview Lab

Preview with #2B4B60

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

Preview Lab → · Contrast checker → · Palette generator →