#3A7BB1#3A7BB1

#3A7BB1 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.5% C 0.107 H 246.3°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#3A7BB1
RGB	rgb(58, 123, 177)
HSL	hsl(207, 51%, 46%)
HSV	hsv(207, 67%, 69%)
CMYK	cmyk(67.2%, 30.5%, 0%, 30.6%)
CIE-LAB	lab(49.78, -3.16, -34.69)
CIE-LCH	lch(49.78, 34.84, 264.79°)
OKLab	oklab(56.51% -0.043 -0.098)
OKLCH	oklch(56.51% 0.107 246.3)
XYZ	xyz(16.7607, 18.2380, 44.2234)
Luminance	0.1824 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7BB1 #B1703A

analogous

#3AB1AB #3A7BB1 #3A3FB1

triadic

#3A7BB1 #B13A7B #7BB13A

tetradic

#3A7BB1 #AB3AB1 #B1703A #3FB13A

square

#3A7BB1 #AB3AB1 #B1703A #3FB13A

split-complementary

#3A7BB1 #B13A3F #B1AB3A

monochromatic

#1C3B55 #2B5B83 #3A7BB1 #5E99CA #8CB6D9

Accessibility & contrast

On white

4.52

#3A7BB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#3A7BB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7BB1

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7BB1	#FFFFFF	#000000	##000000
##3A7BB1	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#637DB3

Deuteranopia (green-blind)

#5371B0

Tritanopia (blue-blind)

#00888E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3a7bb1;
/* rgb */ color: rgb(58, 123, 177);
/* oklch */ color: oklch(56.5% 0.107 246.3);

Tailwind

colors: {
  custom: {
    50: '#7da0c8',
    500: '#3a7bb1',
    950: '#000000',
  },
}

SCSS

$custom: #3a7bb1;
$custom-light: #7da0c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7bb1",
  "rgb": {
    "r": 58,
    "g": 123,
    "b": 177
  },
  "hsl": {
    "h": 207.227,
    "s": 50.638,
    "l": 46.078
  },
  "oklch": {
    "l": 0.56511,
    "c": 0.10704,
    "h": 246.3
  },
  "luminance": 0.1824
}

Semantic roles & 50–950 ramp

primary

#3A7BB1

secondary

#C4A083

accent

#8D4EDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A7BB1

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

Preview Lab → · Contrast checker → · Palette generator →