#3A7BCA#3A7BCA

#3A7BCA is a mid, vivid cyan. Relative luminance 0.193; OKLCH L 57.9% C 0.139 H 254.9°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3A7BCA
RGB	rgb(58, 123, 202)
HSL	hsl(213, 58%, 51%)
HSV	hsv(213, 71%, 79%)
CMYK	cmyk(71.3%, 39.1%, 0%, 20.8%)
CIE-LAB	lab(51.07, 5.73, -47.02)
CIE-LCH	lch(51.07, 47.37, 276.95°)
OKLab	oklab(57.94% -0.0363 -0.134)
OKLCH	oklch(57.94% 0.139 254.9)
XYZ	xyz(19.4846, 19.3276, 58.5694)
Luminance	0.1933 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7BCA #CA893A

analogous

#3AC3CA #3A7BCA #413ACA

triadic

#3A7BCA #CA3A7B #7BCA3A

tetradic

#3A7BCA #CA3AC3 #CA893A #3ACA41

square

#3A7BCA #CA3AC3 #CA893A #3ACA41

split-complementary

#3A7BCA #CA413A #C3CA3A

monochromatic

#1D416C #2A5E9D #3A7BCA #6A9BD7 #9ABCE4

Accessibility & contrast

On white

4.32

#3A7BCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#3A7BCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7BCA

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7BCA	#FFFFFF	#000000	##000000
##3A7BCA	1.00	4.32	4.87	4.87
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5681CD

Deuteranopia (green-blind)

#4074C8

Tritanopia (blue-blind)

#008D99

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3a7bca;
/* rgb */ color: rgb(58, 123, 202);
/* oklch */ color: oklch(57.9% 0.139 254.9);

Tailwind

colors: {
  custom: {
    50: '#81a0da',
    500: '#3a7bca',
    950: '#000000',
  },
}

SCSS

$custom: #3a7bca;
$custom-light: #81a0da;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7bca",
  "rgb": {
    "r": 58,
    "g": 123,
    "b": 202
  },
  "hsl": {
    "h": 212.917,
    "s": 57.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.57937,
    "c": 0.13886,
    "h": 254.9
  },
  "luminance": 0.1933
}

Semantic roles & 50–950 ramp

primary

#3A7BCA

secondary

#D0B390

accent

#9B47E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3A7BCA

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

Preview Lab → · Contrast checker → · Palette generator →