#3A7DCA#3A7DCA

#3A7DCA is a mid, vivid cyan. Relative luminance 0.198; OKLCH L 58.4% C 0.137 H 253.8°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#3A7DCA
RGB	rgb(58, 125, 202)
HSL	hsl(212, 58%, 51%)
HSV	hsv(212, 71%, 79%)
CMYK	cmyk(71.3%, 38.1%, 0%, 20.8%)
CIE-LAB	lab(51.64, 4.51, -46.11)
CIE-LCH	lch(51.64, 46.33, 275.59°)
OKLab	oklab(58.39% -0.0381 -0.1313)
OKLCH	oklch(58.39% 0.137 253.8)
XYZ	xyz(19.7353, 19.8289, 58.6529)
Luminance	0.1983 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7DCA #CA873A

analogous

#3AC5CA #3A7DCA #3F3ACA

triadic

#3A7DCA #CA3A7D #7DCA3A

tetradic

#3A7DCA #CA3AC5 #CA873A #3ACA3F

square

#3A7DCA #CA3AC5 #CA873A #3ACA3F

split-complementary

#3A7DCA #CA3F3A #C5CA3A

monochromatic

#1D426C #2A5F9D #3A7DCA #6A9DD7 #9ABDE4

Accessibility & contrast

On white

4.23

#3A7DCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#3A7DCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7DCA

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7DCA	#FFFFFF	#000000	##000000
##3A7DCA	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A82CD

Deuteranopia (green-blind)

#4475C8

Tritanopia (blue-blind)

#008F9A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3a7dca;
/* rgb */ color: rgb(58, 125, 202);
/* oklch */ color: oklch(58.4% 0.137 253.8);

Tailwind

colors: {
  custom: {
    50: '#81a2da',
    500: '#3a7dca',
    950: '#000000',
  },
}

SCSS

$custom: #3a7dca;
$custom-light: #81a2da;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7dca",
  "rgb": {
    "r": 58,
    "g": 125,
    "b": 202
  },
  "hsl": {
    "h": 212.083,
    "s": 57.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.58386,
    "c": 0.13675,
    "h": 253.8
  },
  "luminance": 0.19831
}

Semantic roles & 50–950 ramp

primary

#3A7DCA

secondary

#D0B290

accent

#9947E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0F15

muted

#7D7E83

Preview Lab

Preview with #3A7DCA

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

Preview Lab → · Contrast checker → · Palette generator →