#3A7ECF#3A7ECF

#3A7ECF is a mid, vivid cyan. Relative luminance 0.203; OKLCH L 58.9% C 0.142 H 254.5°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#3A7ECF
RGB	rgb(58, 126, 207)
HSL	hsl(213, 61%, 52%)
HSV	hsv(213, 72%, 81%)
CMYK	cmyk(72%, 39.1%, 0%, 18.8%)
CIE-LAB	lab(52.20, 5.71, -48.06)
CIE-LCH	lch(52.20, 48.40, 276.77°)
OKLab	oklab(58.91% -0.0379 -0.137)
OKLCH	oklch(58.91% 0.142 254.5)
XYZ	xyz(20.4641, 20.3240, 61.8638)
Luminance	0.2033 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7ECF #CF8B3A

analogous

#3AC9CF #3A7ECF #413ACF

triadic

#3A7ECF #CF3A7E #7ECF3A

tetradic

#3A7ECF #CF3AC9 #CF8B3A #3ACF41

square

#3A7ECF #CF3AC9 #CF8B3A #3ACF41

split-complementary

#3A7ECF #CF413A #C9CF3A

monochromatic

#1C4473 #2860A4 #3A7ECF #6B9EDB #9CBEE7

Accessibility & contrast

On white

4.15

#3A7ECF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#3A7ECF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7ECF

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7ECF	#FFFFFF	#000000	##000000
##3A7ECF	1.00	4.15	5.07	5.07
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5884D2

Deuteranopia (green-blind)

#4176CD

Tritanopia (blue-blind)

#00919C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3a7ecf;
/* rgb */ color: rgb(58, 126, 207);
/* oklch */ color: oklch(58.9% 0.142 254.5);

Tailwind

colors: {
  custom: {
    50: '#82a2de',
    500: '#3a7ecf',
    950: '#000000',
  },
}

SCSS

$custom: #3a7ecf;
$custom-light: #82a2de;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7ecf",
  "rgb": {
    "r": 58,
    "g": 126,
    "b": 207
  },
  "hsl": {
    "h": 212.617,
    "s": 60.816,
    "l": 51.961
  },
  "oklch": {
    "l": 0.58909,
    "c": 0.14218,
    "h": 254.5
  },
  "luminance": 0.20326
}

Semantic roles & 50–950 ramp

primary

#3A7ECF

secondary

#D3B592

accent

#9B44E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0F15

muted

#7D7E83

Preview Lab

Preview with #3A7ECF

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

Preview Lab → · Contrast checker → · Palette generator →