#3A7DB2#3A7DB2

#3A7DB2 is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 57.0% C 0.107 H 245.2°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#3A7DB2
RGB	rgb(58, 125, 178)
HSL	hsl(207, 51%, 46%)
HSV	hsv(207, 67%, 70%)
CMYK	cmyk(67.4%, 29.8%, 0%, 30.2%)
CIE-LAB	lab(50.43, -4.00, -34.26)
CIE-LCH	lch(50.43, 34.49, 263.34°)
OKLab	oklab(57.04% -0.0448 -0.0967)
OKLCH	oklch(57.04% 0.107 245.2)
XYZ	xyz(17.1114, 18.7793, 44.8338)
Luminance	0.1878 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7DB2 #B26F3A

analogous

#3AB2AB #3A7DB2 #3A41B2

triadic

#3A7DB2 #B23A7D #7DB23A

tetradic

#3A7DB2 #AB3AB2 #B26F3A #41B23A

square

#3A7DB2 #AB3AB2 #B26F3A #41B23A

split-complementary

#3A7DB2 #B23A41 #B2AB3A

monochromatic

#1C3C56 #2B5D84 #3A7DB2 #5F9BCB #8DB8DA

Accessibility & contrast

On white

4.42

#3A7DB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#3A7DB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7DB2

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7DB2	#FFFFFF	#000000	##000000
##3A7DB2	1.00	4.42	4.76	4.76
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#657EB4

Deuteranopia (green-blind)

#5573B1

Tritanopia (blue-blind)

#008A90

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3a7db2;
/* rgb */ color: rgb(58, 125, 178);
/* oklch */ color: oklch(57.0% 0.107 245.2);

Tailwind

colors: {
  custom: {
    50: '#7da2c9',
    500: '#3a7db2',
    950: '#000000',
  },
}

SCSS

$custom: #3a7db2;
$custom-light: #7da2c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7db2",
  "rgb": {
    "r": 58,
    "g": 125,
    "b": 178
  },
  "hsl": {
    "h": 206.5,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.57035,
    "c": 0.1066,
    "h": 245.2
  },
  "luminance": 0.18781
}

Semantic roles & 50–950 ramp

primary

#3A7DB2

secondary

#C4A083

accent

#8C4DDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0F13

muted

#7C7E82

Preview Lab

Preview with #3A7DB2

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

Preview Lab → · Contrast checker → · Palette generator →