#3A7EB4#3A7EB4

#3A7EB4 is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.4% C 0.108 H 245.3°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3A7EB4
RGB	rgb(58, 126, 180)
HSL	hsl(207, 51%, 47%)
HSV	hsv(207, 68%, 71%)
CMYK	cmyk(67.8%, 30%, 0%, 29.4%)
CIE-LAB	lab(50.82, -3.89, -34.80)
CIE-LCH	lch(50.82, 35.02, 263.61°)
OKLab	oklab(57.38% -0.0452 -0.0983)
OKLCH	oklch(57.38% 0.108 245.3)
XYZ	xyz(17.4409, 19.1147, 45.9415)
Luminance	0.1912 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7EB4 #B4703A

analogous

#3AB4AD #3A7EB4 #3A41B4

triadic

#3A7EB4 #B43A7E #7EB43A

tetradic

#3A7EB4 #AD3AB4 #B4703A #41B43A

square

#3A7EB4 #AD3AB4 #B4703A #41B43A

split-complementary

#3A7EB4 #B43A41 #B4AD3A

monochromatic

#1C3D57 #2B5E86 #3A7EB4 #609CCC #8EB9DB

Accessibility & contrast

On white

4.35

#3A7EB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#3A7EB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7EB4

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7EB4	#FFFFFF	#000000	##000000
##3A7EB4	1.00	4.35	4.82	4.82
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6680B6

Deuteranopia (green-blind)

#5574B3

Tritanopia (blue-blind)

#008B91

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3a7eb4;
/* rgb */ color: rgb(58, 126, 180);
/* oklch */ color: oklch(57.4% 0.108 245.3);

Tailwind

colors: {
  custom: {
    50: '#7ea3ca',
    500: '#3a7eb4',
    950: '#000000',
  },
}

SCSS

$custom: #3a7eb4;
$custom-light: #7ea3ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7eb4",
  "rgb": {
    "r": 58,
    "g": 126,
    "b": 180
  },
  "hsl": {
    "h": 206.557,
    "s": 51.261,
    "l": 46.667
  },
  "oklch": {
    "l": 0.57376,
    "c": 0.10819,
    "h": 245.3
  },
  "luminance": 0.19117
}

Semantic roles & 50–950 ramp

primary

#3A7EB4

secondary

#C5A185

accent

#8C4DDB

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3A7EB4

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

Preview Lab → · Contrast checker → · Palette generator →