#2E66B3#2E66B3

#2E66B3 is a mid, vivid cyan. Relative luminance 0.133; OKLCH L 51.3% C 0.136 H 257.2°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#2E66B3
RGB	rgb(46, 102, 179)
HSL	hsl(215, 59%, 44%)
HSV	hsv(215, 74%, 70%)
CMYK	cmyk(74.3%, 43%, 0%, 29.8%)
CIE-LAB	lab(43.27, 8.67, -46.21)
CIE-LCH	lch(43.27, 47.02, 280.63°)
OKLab	oklab(51.33% -0.0301 -0.1322)
OKLCH	oklch(51.33% 0.136 257.2)
XYZ	xyz(14.0118, 13.3367, 44.4749)
Luminance	0.1334 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E66B3 #B37B2E

analogous

#2EA9B3 #2E66B3 #392EB3

triadic

#2E66B3 #B32E66 #66B32E

tetradic

#2E66B3 #B32EA9 #B37B2E #2EB339

square

#2E66B3 #B32EA9 #B37B2E #2EB339

split-complementary

#2E66B3 #B3392E #A9B32E

monochromatic

#152F52 #214A82 #2E66B3 #4D85D1 #7EA6DE

Accessibility & contrast

On white

5.73

#2E66B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#2E66B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E66B3

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E66B3	#FFFFFF	#000000	##FFFFFF
##2E66B3	1.00	5.73	3.67	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#406DB6

Deuteranopia (green-blind)

#2861B1

Tritanopia (blue-blind)

#007884

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #2e66b3;
/* rgb */ color: rgb(46, 102, 179);
/* oklch */ color: oklch(51.3% 0.136 257.2);

Tailwind

colors: {
  custom: {
    50: '#7991ca',
    500: '#2e66b3',
    950: '#000000',
  },
}

SCSS

$custom: #2e66b3;
$custom-light: #7991ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2e66b3",
  "rgb": {
    "r": 46,
    "g": 102,
    "b": 179
  },
  "hsl": {
    "h": 214.737,
    "s": 59.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51331,
    "c": 0.13556,
    "h": 257.2
  },
  "luminance": 0.13338
}

Semantic roles & 50–950 ramp

primary

#2E66B3

secondary

#C6A576

accent

#A046E2

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2E66B3

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

Preview Lab → · Contrast checker → · Palette generator →