#397EA7#397EA7

#397EA7 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.7% C 0.094 H 237.7°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#397EA7
RGB	rgb(57, 126, 167)
HSL	hsl(202, 49%, 44%)
HSV	hsv(202, 66%, 65%)
CMYK	cmyk(65.9%, 24.6%, 0%, 34.5%)
CIE-LAB	lab(50.19, -8.54, -28.26)
CIE-LCH	lch(50.19, 29.52, 253.18°)
OKLab	oklab(56.67% -0.0501 -0.0794)
OKLCH	oklch(56.67% 0.094 237.7)
XYZ	xyz(16.1206, 18.5799, 39.2884)
Luminance	0.1858 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397EA7 #A76239

analogous

#39A799 #397EA7 #3947A7

triadic

#397EA7 #A7397E #7EA739

tetradic

#397EA7 #9939A7 #A76239 #47A739

square

#397EA7 #9939A7 #A76239 #47A739

split-complementary

#397EA7 #A73947 #A79939

monochromatic

#1A394C #295C79 #397EA7 #579DC6 #85B7D5

Accessibility & contrast

On white

4.45

#397EA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#397EA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397EA7

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397EA7	#FFFFFF	#000000	##000000
##397EA7	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7EA9

Deuteranopia (green-blind)

#5C73A6

Tritanopia (blue-blind)

#00888C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #397ea7;
/* rgb */ color: rgb(57, 126, 167);
/* oklch */ color: oklch(56.7% 0.094 237.7);

Tailwind

colors: {
  custom: {
    50: '#7ba3c1',
    500: '#397ea7',
    950: '#000000',
  },
}

SCSS

$custom: #397ea7;
$custom-light: #7ba3c1;
$custom-dark: #000000;

JSON

{
  "hex": "#397ea7",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 167
  },
  "hsl": {
    "h": 202.364,
    "s": 49.107,
    "l": 43.922
  },
  "oklch": {
    "l": 0.56673,
    "c": 0.0939,
    "h": 237.7
  },
  "luminance": 0.18582
}

Semantic roles & 50–950 ramp

primary

#397EA7

secondary

#BF957D

accent

#824FD9

background

#F7FAFB

surface

#EEF3F7

border

#C9CDD0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #397EA7

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

Preview Lab → · Contrast checker → · Palette generator →