#2F75BC#2F75BC

#2F75BC is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.4% C 0.131 H 251.7°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#2F75BC
RGB	rgb(47, 117, 188)
HSL	hsl(210, 60%, 46%)
HSV	hsv(210, 75%, 74%)
CMYK	cmyk(75%, 37.8%, 0%, 26.3%)
CIE-LAB	lab(48.20, 2.78, -43.57)
CIE-LCH	lch(48.20, 43.66, 273.66°)
OKLab	oklab(55.35% -0.0411 -0.1241)
OKLCH	oklch(55.35% 0.131 251.7)
XYZ	xyz(16.6073, 16.9559, 49.9648)
Luminance	0.1696 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F75BC #BC762F

analogous

#2FBBBC #2F75BC #302FBC

triadic

#2F75BC #BC2F75 #75BC2F

tetradic

#2F75BC #BC2FBB #BC762F #2FBC30

square

#2F75BC #BC2FBB #BC762F #2FBC30

split-complementary

#2F75BC #BC302F #BBBC2F

monochromatic

#17385A #23578B #2F75BC #5494D4 #85B2E0

Accessibility & contrast

On white

4.78

#2F75BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#2F75BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F75BC

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F75BC	#FFFFFF	#000000	##FFFFFF
##2F75BC	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#547ABF

Deuteranopia (green-blind)

#3E6CBB

Tritanopia (blue-blind)

#00868F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2f75bc;
/* rgb */ color: rgb(47, 117, 188);
/* oklch */ color: oklch(55.4% 0.131 251.7);

Tailwind

colors: {
  custom: {
    50: '#7b9cd0',
    500: '#2f75bc',
    950: '#000000',
  },
}

SCSS

$custom: #2f75bc;
$custom-light: #7b9cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f75bc",
  "rgb": {
    "r": 47,
    "g": 117,
    "b": 188
  },
  "hsl": {
    "h": 210.213,
    "s": 60,
    "l": 46.078
  },
  "oklch": {
    "l": 0.55352,
    "c": 0.13078,
    "h": 251.7
  },
  "luminance": 0.16958
}

Semantic roles & 50–950 ramp

primary

#2F75BC

secondary

#CAA47D

accent

#9445E3

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #2F75BC

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

Preview Lab → · Contrast checker → · Palette generator →