#3A7EB5#3A7EB5

#3A7EB5 is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.4% C 0.109 H 245.8°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3A7EB5
RGB	rgb(58, 126, 181)
HSL	hsl(207, 51%, 47%)
HSV	hsv(207, 68%, 71%)
CMYK	cmyk(68%, 30.4%, 0%, 29%)
CIE-LAB	lab(50.87, -3.55, -35.30)
CIE-LCH	lch(50.87, 35.48, 264.26°)
OKLab	oklab(57.43% -0.0449 -0.0998)
OKLCH	oklch(57.43% 0.109 245.8)
XYZ	xyz(17.5431, 19.1556, 46.4800)
Luminance	0.1916 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7EB5 #B5713A

analogous

#3AB5AE #3A7EB5 #3A41B5

triadic

#3A7EB5 #B53A7E #7EB53A

tetradic

#3A7EB5 #AE3AB5 #B5713A #41B53A

square

#3A7EB5 #AE3AB5 #B5713A #41B53A

split-complementary

#3A7EB5 #B53A41 #B5AE3A

monochromatic

#1C3D58 #2B5E87 #3A7EB5 #609CCC #8EB9DB

Accessibility & contrast

On white

4.35

#3A7EB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#3A7EB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7EB5

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7EB5	#FFFFFF	#000000	##000000
##3A7EB5	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6580B7

Deuteranopia (green-blind)

#5574B4

Tritanopia (blue-blind)

#008B91

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3a7eb5;
/* rgb */ color: rgb(58, 126, 181);
/* oklch */ color: oklch(57.4% 0.109 245.8);

Tailwind

colors: {
  custom: {
    50: '#7ea3cb',
    500: '#3a7eb5',
    950: '#000000',
  },
}

SCSS

$custom: #3a7eb5;
$custom-light: #7ea3cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7eb5",
  "rgb": {
    "r": 58,
    "g": 126,
    "b": 181
  },
  "hsl": {
    "h": 206.829,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.57429,
    "c": 0.10939,
    "h": 245.8
  },
  "luminance": 0.19157
}

Semantic roles & 50–950 ramp

primary

#3A7EB5

secondary

#C6A285

accent

#8C4DDB

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3A7EB5

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

Preview Lab → · Contrast checker → · Palette generator →