#3A7EAB#3A7EAB

#3A7EAB is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 56.9% C 0.098 H 240.5°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3A7EAB
RGB	rgb(58, 126, 171)
HSL	hsl(204, 49%, 45%)
HSV	hsv(204, 66%, 67%)
CMYK	cmyk(66.1%, 26.3%, 0%, 32.9%)
CIE-LAB	lab(50.41, -7.00, -30.25)
CIE-LCH	lch(50.41, 31.05, 256.96°)
OKLab	oklab(56.91% -0.0481 -0.0851)
OKLCH	oklch(56.91% 0.098 240.5)
XYZ	xyz(16.5537, 18.7598, 41.2688)
Luminance	0.1876 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7EAB #AB673A

analogous

#3AABA0 #3A7EAB #3A45AB

triadic

#3A7EAB #AB3A7E #7EAB3A

tetradic

#3A7EAB #A03AAB #AB673A #45AB3A

square

#3A7EAB #A03AAB #AB673A #45AB3A

split-complementary

#3A7EAB #AB3A45 #ABA03A

monochromatic

#1B3B50 #2A5C7D #3A7EAB #5B9CC7 #89B8D7

Accessibility & contrast

On white

4.42

#3A7EAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#3A7EAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7EAB

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7EAB	#FFFFFF	#000000	##000000
##3A7EAB	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697EAD

Deuteranopia (green-blind)

#5A73AA

Tritanopia (blue-blind)

#00898D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3a7eab;
/* rgb */ color: rgb(58, 126, 171);
/* oklch */ color: oklch(56.9% 0.098 240.5);

Tailwind

colors: {
  custom: {
    50: '#7ca3c4',
    500: '#3a7eab',
    950: '#000000',
  },
}

SCSS

$custom: #3a7eab;
$custom-light: #7ca3c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7eab",
  "rgb": {
    "r": 58,
    "g": 126,
    "b": 171
  },
  "hsl": {
    "h": 203.894,
    "s": 49.345,
    "l": 44.902
  },
  "oklch": {
    "l": 0.5691,
    "c": 0.09776,
    "h": 240.5
  },
  "luminance": 0.18762
}

Semantic roles & 50–950 ramp

primary

#3A7EAB

secondary

#C19A80

accent

#864FD9

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3A7EAB

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

Preview Lab → · Contrast checker → · Palette generator →