#3A7CBC#3A7CBC

#3A7CBC is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.3% C 0.120 H 250.1°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3A7CBC
RGB	rgb(58, 124, 188)
HSL	hsl(210, 53%, 48%)
HSV	hsv(210, 69%, 74%)
CMYK	cmyk(69.1%, 34%, 0%, 26.3%)
CIE-LAB	lab(50.62, 0.11, -39.72)
CIE-LCH	lch(50.62, 39.72, 270.16°)
OKLab	oklab(57.35% -0.0408 -0.1126)
OKLCH	oklch(57.35% 0.12 250.1)
XYZ	xyz(18.0263, 18.9438, 50.2737)
Luminance	0.1895 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7CBC #BC7A3A

analogous

#3ABCBB #3A7CBC #3A3BBC

triadic

#3A7CBC #BC3A7C #7CBC3A

tetradic

#3A7CBC #BB3ABC #BC7A3A #3BBC3A

square

#3A7CBC #BB3ABC #BC7A3A #3BBC3A

split-complementary

#3A7CBC #BC3A3B #BCBB3A

monochromatic

#1D3E5E #2C5D8D #3A7CBC #649ACF #93B9DE

Accessibility & contrast

On white

4.38

#3A7CBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#3A7CBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7CBC

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7CBC	#FFFFFF	#000000	##000000
##3A7CBC	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7FBF

Deuteranopia (green-blind)

#4D73BB

Tritanopia (blue-blind)

#008B93

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3a7cbc;
/* rgb */ color: rgb(58, 124, 188);
/* oklch */ color: oklch(57.3% 0.120 250.1);

Tailwind

colors: {
  custom: {
    50: '#7fa1d0',
    500: '#3a7cbc',
    950: '#000000',
  },
}

SCSS

$custom: #3a7cbc;
$custom-light: #7fa1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7cbc",
  "rgb": {
    "r": 58,
    "g": 124,
    "b": 188
  },
  "hsl": {
    "h": 209.538,
    "s": 52.846,
    "l": 48.235
  },
  "oklch": {
    "l": 0.57347,
    "c": 0.11981,
    "h": 250.1
  },
  "luminance": 0.18946
}

Semantic roles & 50–950 ramp

primary

#3A7CBC

secondary

#C9A889

accent

#934CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3A7CBC

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

Preview Lab → · Contrast checker → · Palette generator →