#3A7BB7#3A7BB7

#3A7BB7 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.8% C 0.114 H 248.9°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3A7BB7
RGB	rgb(58, 123, 183)
HSL	hsl(209, 52%, 47%)
HSV	hsv(209, 68%, 72%)
CMYK	cmyk(68.3%, 32.8%, 0%, 28.2%)
CIE-LAB	lab(50.08, -1.06, -37.70)
CIE-LCH	lch(50.08, 37.71, 268.39°)
OKLab	oklab(56.84% -0.0412 -0.1068)
OKLCH	oklch(56.84% 0.114 248.9)
XYZ	xyz(17.3719, 18.4825, 47.4425)
Luminance	0.1848 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7BB7 #B7763A

analogous

#3AB7B5 #3A7BB7 #3A3DB7

triadic

#3A7BB7 #B73A7B #7BB73A

tetradic

#3A7BB7 #B53AB7 #B7763A #3DB73A

square

#3A7BB7 #B53AB7 #B7763A #3DB73A

split-complementary

#3A7BB7 #B73A3D #B7B53A

monochromatic

#1D3D5A #2B5C89 #3A7BB7 #6199CD #90B7DC

Accessibility & contrast

On white

4.47

#3A7BB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#3A7BB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7BB7

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7BB7	#FFFFFF	#000000	##000000
##3A7BB7	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607EBA

Deuteranopia (green-blind)

#4F72B6

Tritanopia (blue-blind)

#008991

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3a7bb7;
/* rgb */ color: rgb(58, 123, 183);
/* oklch */ color: oklch(56.8% 0.114 248.9);

Tailwind

colors: {
  custom: {
    50: '#7ea0cd',
    500: '#3a7bb7',
    950: '#000000',
  },
}

SCSS

$custom: #3a7bb7;
$custom-light: #7ea0cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7bb7",
  "rgb": {
    "r": 58,
    "g": 123,
    "b": 183
  },
  "hsl": {
    "h": 208.8,
    "s": 51.867,
    "l": 47.255
  },
  "oklch": {
    "l": 0.56837,
    "c": 0.11445,
    "h": 248.9
  },
  "luminance": 0.18484
}

Semantic roles & 50–950 ramp

primary

#3A7BB7

secondary

#C7A586

accent

#914CDB

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A7BB7

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

Preview Lab → · Contrast checker → · Palette generator →