#2B5F9B#2B5F9B

#2B5F9B is a mid, moderate cyan. Relative luminance 0.111; OKLCH L 48.1% C 0.112 H 253.9°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#2B5F9B
RGB	rgb(43, 95, 155)
HSL	hsl(212, 57%, 39%)
HSV	hsv(212, 72%, 61%)
CMYK	cmyk(72.3%, 38.7%, 0%, 39.2%)
CIE-LAB	lab(39.69, 3.65, -37.73)
CIE-LCH	lch(39.69, 37.91, 275.53°)
OKLab	oklab(48.06% -0.0311 -0.1074)
OKLCH	oklch(48.06% 0.112 253.9)
XYZ	xyz(11.0027, 11.0634, 32.5596)
Luminance	0.1106 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5F9B #9B672B

analogous

#2B979B #2B5F9B #2F2B9B

triadic

#2B5F9B #9B2B5F #5F9B2B

tetradic

#2B5F9B #9B2B97 #9B672B #2B9B2F

square

#2B5F9B #9B2B97 #9B672B #2B9B2F

split-complementary

#2B5F9B #9B2F2B #979B2B

monochromatic

#10243B #1E426B #2B5F9B #3B7DC9 #6B9CD6

Accessibility & contrast

On white

6.54

#2B5F9B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#2B5F9B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5F9B

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5F9B	#FFFFFF	#000000	##FFFFFF
##2B5F9B	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44639D

Deuteranopia (green-blind)

#33599A

Tritanopia (blue-blind)

#006D75

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2b5f9b;
/* rgb */ color: rgb(43, 95, 155);
/* oklch */ color: oklch(48.1% 0.112 253.9);

Tailwind

colors: {
  custom: {
    50: '#738cb9',
    500: '#2b5f9b',
    950: '#000000',
  },
}

SCSS

$custom: #2b5f9b;
$custom-light: #738cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5f9b",
  "rgb": {
    "r": 43,
    "g": 95,
    "b": 155
  },
  "hsl": {
    "h": 212.143,
    "s": 56.566,
    "l": 38.824
  },
  "oklch": {
    "l": 0.48064,
    "c": 0.11186,
    "h": 253.9
  },
  "luminance": 0.11065
}

Semantic roles & 50–950 ramp

primary

#2B5F9B

secondary

#BC9465

accent

#9948E0

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090C11

muted

#7B7D80

Preview Lab

Preview with #2B5F9B

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

Preview Lab → · Contrast checker → · Palette generator →