#2D66B0#2D66B0

#2D66B0 is a mid, vivid cyan. Relative luminance 0.132; OKLCH L 51.1% C 0.132 H 256.2°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#2D66B0
RGB	rgb(45, 102, 176)
HSL	hsl(214, 59%, 43%)
HSV	hsv(214, 74%, 69%)
CMYK	cmyk(74.4%, 42%, 0%, 31%)
CIE-LAB	lab(43.05, 7.41, -44.80)
CIE-LCH	lch(43.05, 45.40, 279.39°)
OKLab	oklab(51.1% -0.0314 -0.128)
OKLCH	oklch(51.1% 0.132 256.2)
XYZ	xyz(13.6671, 13.1937, 42.8922)
Luminance	0.1320 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D66B0 #B0772D

analogous

#2DA7B0 #2D66B0 #352DB0

triadic

#2D66B0 #B02D66 #66B02D

tetradic

#2D66B0 #B02DA7 #B0772D #2DB035

square

#2D66B0 #B02DA7 #B0772D #2DB035

split-complementary

#2D66B0 #B0352D #A7B02D

monochromatic

#142E4F #214A7F #2D66B0 #4A84D1 #7AA5DD

Accessibility & contrast

On white

5.77

#2D66B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#2D66B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D66B0

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D66B0	#FFFFFF	#000000	##FFFFFF
##2D66B0	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#426CB3

Deuteranopia (green-blind)

#2C60AF

Tritanopia (blue-blind)

#007782

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #2d66b0;
/* rgb */ color: rgb(45, 102, 176);
/* oklch */ color: oklch(51.1% 0.132 256.2);

Tailwind

colors: {
  custom: {
    50: '#7891c8',
    500: '#2d66b0',
    950: '#000000',
  },
}

SCSS

$custom: #2d66b0;
$custom-light: #7891c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2d66b0",
  "rgb": {
    "r": 45,
    "g": 102,
    "b": 176
  },
  "hsl": {
    "h": 213.893,
    "s": 59.276,
    "l": 43.333
  },
  "oklch": {
    "l": 0.51099,
    "c": 0.13184,
    "h": 256.2
  },
  "luminance": 0.13195
}

Semantic roles & 50–950 ramp

primary

#2D66B0

secondary

#C5A273

accent

#9E45E2

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2D66B0

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

Preview Lab → · Contrast checker → · Palette generator →