#3A7FB4#3A7FB4

#3A7FB4 is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.6% C 0.107 H 244.5°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3A7FB4
RGB	rgb(58, 127, 180)
HSL	hsl(206, 51%, 47%)
HSV	hsv(206, 68%, 71%)
CMYK	cmyk(67.8%, 29.4%, 0%, 29.4%)
CIE-LAB	lab(51.12, -4.48, -34.33)
CIE-LCH	lch(51.12, 34.62, 262.56°)
OKLab	oklab(57.61% -0.0462 -0.0969)
OKLCH	oklch(57.61% 0.107 244.5)
XYZ	xyz(17.5694, 19.3717, 45.9844)
Luminance	0.1937 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7FB4 #B46F3A

analogous

#3AB4AC #3A7FB4 #3A42B4

triadic

#3A7FB4 #B43A7F #7FB43A

tetradic

#3A7FB4 #AC3AB4 #B46F3A #42B43A

square

#3A7FB4 #AC3AB4 #B46F3A #42B43A

split-complementary

#3A7FB4 #B43A42 #B4AC3A

monochromatic

#1C3E57 #2B5E86 #3A7FB4 #609DCC #8EB9DB

Accessibility & contrast

On white

4.31

#3A7FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#3A7FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7FB4

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7FB4	#FFFFFF	#000000	##000000
##3A7FB4	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6780B6

Deuteranopia (green-blind)

#5674B3

Tritanopia (blue-blind)

#008C92

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3a7fb4;
/* rgb */ color: rgb(58, 127, 180);
/* oklch */ color: oklch(57.6% 0.107 244.5);

Tailwind

colors: {
  custom: {
    50: '#7ea3ca',
    500: '#3a7fb4',
    950: '#000000',
  },
}

SCSS

$custom: #3a7fb4;
$custom-light: #7ea3ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7fb4",
  "rgb": {
    "r": 58,
    "g": 127,
    "b": 180
  },
  "hsl": {
    "h": 206.066,
    "s": 51.261,
    "l": 46.667
  },
  "oklch": {
    "l": 0.57611,
    "c": 0.10738,
    "h": 244.5
  },
  "luminance": 0.19374
}

Semantic roles & 50–950 ramp

primary

#3A7FB4

secondary

#C5A185

accent

#8B4DDB

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3A7FB4

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

Preview Lab → · Contrast checker → · Palette generator →