#3A7CB7#3A7CB7

#3A7CB7 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 57.1% C 0.114 H 248.2°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3A7CB7
RGB	rgb(58, 124, 183)
HSL	hsl(208, 52%, 47%)
HSV	hsv(208, 68%, 72%)
CMYK	cmyk(68.3%, 32.2%, 0%, 28.2%)
CIE-LAB	lab(50.37, -1.66, -37.23)
CIE-LCH	lch(50.37, 37.27, 267.45°)
OKLab	oklab(57.07% -0.0422 -0.1054)
OKLCH	oklch(57.07% 0.114 248.2)
XYZ	xyz(17.4966, 18.7319, 47.4841)
Luminance	0.1873 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7CB7 #B7753A

analogous

#3AB7B4 #3A7CB7 #3A3EB7

triadic

#3A7CB7 #B73A7C #7CB73A

tetradic

#3A7CB7 #B43AB7 #B7753A #3EB73A

square

#3A7CB7 #B43AB7 #B7753A #3EB73A

split-complementary

#3A7CB7 #B73A3E #B7B43A

monochromatic

#1D3D5A #2B5D89 #3A7CB7 #619ACD #90B8DC

Accessibility & contrast

On white

4.42

#3A7CB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#3A7CB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7CB7

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7CB7	#FFFFFF	#000000	##000000
##3A7CB7	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#627EBA

Deuteranopia (green-blind)

#5072B6

Tritanopia (blue-blind)

#008A91

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3a7cb7;
/* rgb */ color: rgb(58, 124, 183);
/* oklch */ color: oklch(57.1% 0.114 248.2);

Tailwind

colors: {
  custom: {
    50: '#7ea1cd',
    500: '#3a7cb7',
    950: '#000000',
  },
}

SCSS

$custom: #3a7cb7;
$custom-light: #7ea1cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7cb7",
  "rgb": {
    "r": 58,
    "g": 124,
    "b": 183
  },
  "hsl": {
    "h": 208.32,
    "s": 51.867,
    "l": 47.255
  },
  "oklch": {
    "l": 0.5707,
    "c": 0.11355,
    "h": 248.2
  },
  "luminance": 0.18734
}

Semantic roles & 50–950 ramp

primary

#3A7CB7

secondary

#C7A586

accent

#904CDB

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A7CB7

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

Preview Lab → · Contrast checker → · Palette generator →