#3A7CCB#3A7CCB

#3A7CCB is a mid, vivid cyan. Relative luminance 0.196; OKLCH L 58.2% C 0.139 H 254.6°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#3A7CCB
RGB	rgb(58, 124, 203)
HSL	hsl(213, 58%, 51%)
HSV	hsv(213, 71%, 80%)
CMYK	cmyk(71.4%, 38.9%, 0%, 20.4%)
CIE-LAB	lab(51.41, 5.48, -47.05)
CIE-LCH	lch(51.41, 47.36, 276.65°)
OKLab	oklab(58.22% -0.037 -0.1341)
OKLCH	oklch(58.22% 0.139 254.6)
XYZ	xyz(19.7281, 19.6245, 59.2365)
Luminance	0.1963 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7CCB #CB893A

analogous

#3AC4CB #3A7CCB #403ACB

triadic

#3A7CCB #CB3A7C #7CCB3A

tetradic

#3A7CCB #CB3AC4 #CB893A #3ACB40

square

#3A7CCB #CB3AC4 #CB893A #3ACB40

split-complementary

#3A7CCB #CB403A #C4CB3A

monochromatic

#1D426E #2A5F9E #3A7CCB #6A9CD8 #9BBCE5

Accessibility & contrast

On white

4.26

#3A7CCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#3A7CCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7CCB

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7CCB	#FFFFFF	#000000	##000000
##3A7CCB	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5782CE

Deuteranopia (green-blind)

#4174C9

Tritanopia (blue-blind)

#008E9A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3a7ccb;
/* rgb */ color: rgb(58, 124, 203);
/* oklch */ color: oklch(58.2% 0.139 254.6);

Tailwind

colors: {
  custom: {
    50: '#81a1db',
    500: '#3a7ccb',
    950: '#000000',
  },
}

SCSS

$custom: #3a7ccb;
$custom-light: #81a1db;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7ccb",
  "rgb": {
    "r": 58,
    "g": 124,
    "b": 203
  },
  "hsl": {
    "h": 212.69,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.58221,
    "c": 0.1391,
    "h": 254.6
  },
  "luminance": 0.19627
}

Semantic roles & 50–950 ramp

primary

#3A7CCB

secondary

#D0B390

accent

#9B46E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3A7CCB

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

Preview Lab → · Contrast checker → · Palette generator →