#397DA7#397DA7

#397DA7 is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.4% C 0.094 H 238.7°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#397DA7
RGB	rgb(57, 125, 167)
HSL	hsl(203, 49%, 44%)
HSV	hsv(203, 66%, 65%)
CMYK	cmyk(65.9%, 25.1%, 0%, 34.5%)
CIE-LAB	lab(49.89, -7.96, -28.73)
CIE-LCH	lch(49.89, 29.82, 254.51°)
OKLab	oklab(56.43% -0.0491 -0.0808)
OKLCH	oklch(56.43% 0.094 238.7)
XYZ	xyz(15.9933, 18.3255, 39.2460)
Luminance	0.1833 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397DA7 #A76339

analogous

#39A79A #397DA7 #3946A7

triadic

#397DA7 #A7397D #7DA739

tetradic

#397DA7 #9A39A7 #A76339 #46A739

square

#397DA7 #9A39A7 #A76339 #46A739

split-complementary

#397DA7 #A73946 #A79A39

monochromatic

#1A394C #295B79 #397DA7 #579CC6 #85B7D5

Accessibility & contrast

On white

4.50

#397DA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#397DA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397DA7

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397DA7	#FFFFFF	#000000	##000000
##397DA7	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7DA9

Deuteranopia (green-blind)

#5B72A6

Tritanopia (blue-blind)

#00888B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #397da7;
/* rgb */ color: rgb(57, 125, 167);
/* oklch */ color: oklch(56.4% 0.094 238.7);

Tailwind

colors: {
  custom: {
    50: '#7ba2c1',
    500: '#397da7',
    950: '#000000',
  },
}

SCSS

$custom: #397da7;
$custom-light: #7ba2c1;
$custom-dark: #000000;

JSON

{
  "hex": "#397da7",
  "rgb": {
    "r": 57,
    "g": 125,
    "b": 167
  },
  "hsl": {
    "h": 202.909,
    "s": 49.107,
    "l": 43.922
  },
  "oklch": {
    "l": 0.56432,
    "c": 0.09449,
    "h": 238.7
  },
  "luminance": 0.18327
}

Semantic roles & 50–950 ramp

primary

#397DA7

secondary

#BF967D

accent

#844FD9

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0F12

muted

#7C7E81

Preview Lab

Preview with #397DA7

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

Preview Lab → · Contrast checker → · Palette generator →