#3A7EB3#3A7EB3

#3A7EB3 is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.3% C 0.107 H 244.8°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3A7EB3
RGB	rgb(58, 126, 179)
HSL	hsl(206, 51%, 46%)
HSV	hsv(206, 68%, 70%)
CMYK	cmyk(67.6%, 29.6%, 0%, 29.8%)
CIE-LAB	lab(50.77, -4.24, -34.30)
CIE-LCH	lch(50.77, 34.56, 262.95°)
OKLab	oklab(57.32% -0.0455 -0.0968)
OKLCH	oklch(57.32% 0.107 244.8)
XYZ	xyz(17.3394, 19.0741, 45.4069)
Luminance	0.1908 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7EB3 #B36F3A

analogous

#3AB3AC #3A7EB3 #3A42B3

triadic

#3A7EB3 #B33A7E #7EB33A

tetradic

#3A7EB3 #AC3AB3 #B36F3A #42B33A

square

#3A7EB3 #AC3AB3 #B36F3A #42B33A

split-complementary

#3A7EB3 #B33A42 #B3AC3A

monochromatic

#1C3D57 #2B5D85 #3A7EB3 #5F9CCB #8DB8DA

Accessibility & contrast

On white

4.36

#3A7EB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#3A7EB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7EB3

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7EB3	#FFFFFF	#000000	##000000
##3A7EB3	1.00	4.36	4.82	4.82
#FFFFFF	4.36	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)

#667FB5

Deuteranopia (green-blind)

#5674B2

Tritanopia (blue-blind)

#008B91

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3a7eb3;
/* rgb */ color: rgb(58, 126, 179);
/* oklch */ color: oklch(57.3% 0.107 244.8);

Tailwind

colors: {
  custom: {
    50: '#7da3ca',
    500: '#3a7eb3',
    950: '#000000',
  },
}

SCSS

$custom: #3a7eb3;
$custom-light: #7da3ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7eb3",
  "rgb": {
    "r": 58,
    "g": 126,
    "b": 179
  },
  "hsl": {
    "h": 206.281,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.57323,
    "c": 0.10699,
    "h": 244.8
  },
  "luminance": 0.19076
}

Semantic roles & 50–950 ramp

primary

#3A7EB3

secondary

#C5A084

accent

#8B4DDB

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3A7EB3

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

Preview Lab → · Contrast checker → · Palette generator →