#597FDD#597FDD

#597FDD is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.4% C 0.149 H 265.6°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#597FDD
RGB	rgb(89, 127, 221)
HSL	hsl(223, 66%, 61%)
HSV	hsv(223, 60%, 87%)
CMYK	cmyk(59.7%, 42.5%, 0%, 13.3%)
CIE-LAB	lab(54.58, 15.11, -52.10)
CIE-LCH	lch(54.58, 54.25, 286.17°)
OKLab	oklab(61.36% -0.0113 -0.1484)
OKLCH	oklch(61.36% 0.149 265.6)
XYZ	xyz(24.7559, 22.5210, 71.4350)
Luminance	0.2252 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597FDD #DDB759

analogous

#59C1DD #597FDD #7559DD

triadic

#597FDD #DD597F #7FDD59

tetradic

#597FDD #DD59C1 #DDB759 #59DD75

square

#597FDD #DD59C1 #DDB759 #59DD75

split-complementary

#597FDD #DD7559 #C1DD59

monochromatic

#20449C #2A5ACF #597FDD #8CA6E7 #BFCDF2

Accessibility & contrast

On white

3.81

#597FDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#597FDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #597FDD

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597FDD	#FFFFFF	#000000	##000000
##597FDD	1.00	3.81	5.50	5.50
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5589E1

Deuteranopia (green-blind)

#427DDB

Tritanopia (blue-blind)

#0094A3

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #597fdd;
/* rgb */ color: rgb(89, 127, 221);
/* oklch */ color: oklch(61.4% 0.149 265.6);

Tailwind

colors: {
  custom: {
    50: '#92a3e8',
    500: '#597fdd',
    950: '#000000',
  },
}

SCSS

$custom: #597fdd;
$custom-light: #92a3e8;
$custom-dark: #000000;

JSON

{
  "hex": "#597fdd",
  "rgb": {
    "r": 89,
    "g": 127,
    "b": 221
  },
  "hsl": {
    "h": 222.727,
    "s": 66,
    "l": 60.784
  },
  "oklch": {
    "l": 0.6136,
    "c": 0.14882,
    "h": 265.6
  },
  "luminance": 0.22523
}

Semantic roles & 50–950 ramp

primary

#597FDD

secondary

#E2D4B0

accent

#9918CE

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #597FDD

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

Preview Lab → · Contrast checker → · Palette generator →