#357FB2#357FB2

#357FB2 is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.3% C 0.107 H 242.2°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#357FB2
RGB	rgb(53, 127, 178)
HSL	hsl(204, 54%, 45%)
HSV	hsv(204, 70%, 70%)
CMYK	cmyk(70.2%, 28.7%, 0%, 30.2%)
CIE-LAB	lab(50.86, -5.98, -33.60)
CIE-LCH	lch(50.86, 34.12, 259.91°)
OKLab	oklab(57.33% -0.05 -0.0948)
OKLCH	oklch(57.33% 0.107 242.2)
XYZ	xyz(17.0904, 19.1481, 44.9061)
Luminance	0.1915 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357FB2 #B26835

analogous

#35B2A6 #357FB2 #3540B2

triadic

#357FB2 #B2357F #7FB235

tetradic

#357FB2 #A635B2 #B26835 #40B235

square

#357FB2 #A635B2 #B26835 #40B235

split-complementary

#357FB2 #B23540 #B2A635

monochromatic

#193C54 #275D83 #357FB2 #579DCD #86B8DB

Accessibility & contrast

On white

4.35

#357FB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#357FB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357FB2

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357FB2	#FFFFFF	#000000	##000000
##357FB2	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6880B4

Deuteranopia (green-blind)

#5774B1

Tritanopia (blue-blind)

#008C91

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357fb2;
/* rgb */ color: rgb(53, 127, 178);
/* oklch */ color: oklch(57.3% 0.107 242.2);

Tailwind

colors: {
  custom: {
    50: '#7ba3c9',
    500: '#357fb2',
    950: '#000000',
  },
}

SCSS

$custom: #357fb2;
$custom-light: #7ba3c9;
$custom-dark: #000000;

JSON

{
  "hex": "#357fb2",
  "rgb": {
    "r": 53,
    "g": 127,
    "b": 178
  },
  "hsl": {
    "h": 204.48,
    "s": 54.113,
    "l": 45.294
  },
  "oklch": {
    "l": 0.57329,
    "c": 0.10725,
    "h": 242.2
  },
  "luminance": 0.1915
}

Semantic roles & 50–950 ramp

primary

#357FB2

secondary

#C59B7E

accent

#864ADD

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #357FB2

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

Preview Lab → · Contrast checker → · Palette generator →