#657FCA#657FCA

#657FCA is a mid, moderate blue. Relative luminance 0.222; OKLCH L 61.0% C 0.118 H 268.3°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#657FCA
RGB	rgb(101, 127, 202)
HSL	hsl(225, 49%, 59%)
HSV	hsv(225, 50%, 79%)
CMYK	cmyk(50%, 37.1%, 0%, 20.8%)
CIE-LAB	lab(54.25, 11.53, -41.85)
CIE-LCH	lch(54.25, 43.41, 285.41°)
OKLab	oklab(60.96% -0.0035 -0.1182)
OKLCH	oklch(60.96% 0.118 268.3)
XYZ	xyz(23.6134, 22.2082, 58.9080)
Luminance	0.2221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FCA #CAB065

analogous

#65B2CA #657FCA #7E65CA

triadic

#657FCA #CA657F #7FCA65

tetradic

#657FCA #CA65B2 #CAB065 #65CA7E

square

#657FCA #CA65B2 #CAB065 #65CA7E

split-complementary

#657FCA #CA7E65 #B2CA65

monochromatic

#2E4586 #3E5CB4 #657FCA #93A5DA #C0CBE9

Accessibility & contrast

On white

3.86

#657FCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#657FCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FCA

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FCA	#FFFFFF	#000000	##000000
##657FCA	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6287CD

Deuteranopia (green-blind)

#577EC8

Tritanopia (blue-blind)

#398F9B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #657fca;
/* rgb */ color: rgb(101, 127, 202);
/* oklch */ color: oklch(61.0% 0.118 268.3);

Tailwind

colors: {
  custom: {
    50: '#97a3da',
    500: '#657fca',
    950: '#000000',
  },
}

SCSS

$custom: #657fca;
$custom-light: #97a3da;
$custom-dark: #000000;

JSON

{
  "hex": "#657fca",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 202
  },
  "hsl": {
    "h": 224.554,
    "s": 48.792,
    "l": 59.412
  },
  "oklch": {
    "l": 0.6096,
    "c": 0.11822,
    "h": 268.3
  },
  "luminance": 0.2221
}

Semantic roles & 50–950 ramp

primary

#657FCA

secondary

#D9CFB2

accent

#B54FD8

background

#F9FAFD

surface

#F2F3FB

border

#CCCDD4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #657FCA

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

Preview Lab → · Contrast checker → · Palette generator →