#2F66B2#2F66B2

#2F66B2 is a mid, vivid cyan. Relative luminance 0.133; OKLCH L 51.3% C 0.134 H 257.2°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#2F66B2
RGB	rgb(47, 102, 178)
HSL	hsl(215, 58%, 44%)
HSV	hsv(215, 74%, 70%)
CMYK	cmyk(73.6%, 42.7%, 0%, 30.2%)
CIE-LAB	lab(43.24, 8.43, -45.66)
CIE-LCH	lch(43.24, 46.44, 280.47°)
OKLab	oklab(51.3% -0.0297 -0.1305)
OKLCH	oklch(51.3% 0.134 257.2)
XYZ	xyz(13.9566, 13.3199, 43.9463)
Luminance	0.1332 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F66B2 #B27B2F

analogous

#2FA8B2 #2F66B2 #3A2FB2

triadic

#2F66B2 #B22F66 #66B22F

tetradic

#2F66B2 #B22FA8 #B27B2F #2FB23A

square

#2F66B2 #B22FA8 #B27B2F #2FB23A

split-complementary

#2F66B2 #B23A2F #A8B22F

monochromatic

#152F51 #224A82 #2F66B2 #4E85D0 #7EA6DD

Accessibility & contrast

On white

5.73

#2F66B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#2F66B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F66B2

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F66B2	#FFFFFF	#000000	##FFFFFF
##2F66B2	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#416DB5

Deuteranopia (green-blind)

#2A61B0

Tritanopia (blue-blind)

#007883

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #2f66b2;
/* rgb */ color: rgb(47, 102, 178);
/* oklch */ color: oklch(51.3% 0.134 257.2);

Tailwind

colors: {
  custom: {
    50: '#7991c9',
    500: '#2f66b2',
    950: '#000000',
  },
}

SCSS

$custom: #2f66b2;
$custom-light: #7991c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f66b2",
  "rgb": {
    "r": 47,
    "g": 102,
    "b": 178
  },
  "hsl": {
    "h": 214.809,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51302,
    "c": 0.13388,
    "h": 257.2
  },
  "luminance": 0.13321
}

Semantic roles & 50–950 ramp

primary

#2F66B2

secondary

#C6A577

accent

#A046E1

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2F66B2

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

Preview Lab → · Contrast checker → · Palette generator →