#3A6BB5#3A6BB5

#3A6BB5 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.1% C 0.128 H 258.5°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#3A6BB5
RGB	rgb(58, 107, 181)
HSL	hsl(216, 51%, 47%)
HSV	hsv(216, 68%, 71%)
CMYK	cmyk(68%, 40.9%, 0%, 29%)
CIE-LAB	lab(45.29, 8.05, -44.12)
CIE-LCH	lch(45.29, 44.85, 280.34°)
OKLab	oklab(53.06% -0.0256 -0.1258)
OKLCH	oklch(53.06% 0.128 258.5)
XYZ	xyz(15.3401, 14.7496, 45.7456)
Luminance	0.1475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A6BB5 #B5843A

analogous

#3AA8B5 #3A6BB5 #473AB5

triadic

#3A6BB5 #B53A6B #6BB53A

tetradic

#3A6BB5 #B53AA8 #B5843A #3AB547

square

#3A6BB5 #B53AA8 #B5843A #3AB547

split-complementary

#3A6BB5 #B5473A #A8B53A

monochromatic

#1C3458 #2B5087 #3A6BB5 #608BCC #8EADDB

Accessibility & contrast

On white

5.32

#3A6BB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#3A6BB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A6BB5

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A6BB5	#FFFFFF	#000000	##FFFFFF
##3A6BB5	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4971B8

Deuteranopia (green-blind)

#3666B3

Tritanopia (blue-blind)

#007C87

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3a6bb5;
/* rgb */ color: rgb(58, 107, 181);
/* oklch */ color: oklch(53.1% 0.128 258.5);

Tailwind

colors: {
  custom: {
    50: '#7e94cb',
    500: '#3a6bb5',
    950: '#000000',
  },
}

SCSS

$custom: #3a6bb5;
$custom-light: #7e94cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a6bb5",
  "rgb": {
    "r": 58,
    "g": 107,
    "b": 181
  },
  "hsl": {
    "h": 216.098,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.53064,
    "c": 0.12836,
    "h": 258.5
  },
  "luminance": 0.14751
}

Semantic roles & 50–950 ramp

primary

#3A6BB5

secondary

#C6AC85

accent

#A24DDB

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #3A6BB5

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

Preview Lab → · Contrast checker → · Palette generator →