#357AB3#357AB3

#357AB3 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 56.2% C 0.112 H 246.6°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#357AB3
RGB	rgb(53, 122, 179)
HSL	hsl(207, 54%, 45%)
HSV	hsv(207, 70%, 70%)
CMYK	cmyk(70.4%, 31.8%, 0%, 29.8%)
CIE-LAB	lab(49.41, -2.67, -36.45)
CIE-LCH	lch(49.41, 36.55, 265.81°)
OKLab	oklab(56.2% -0.0447 -0.1032)
OKLCH	oklch(56.2% 0.112 246.6)
XYZ	xyz(16.5613, 17.9288, 45.2269)
Luminance	0.1793 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357AB3 #B36E35

analogous

#35B3AD #357AB3 #353BB3

triadic

#357AB3 #B3357A #7AB335

tetradic

#357AB3 #AD35B3 #B36E35 #3BB335

square

#357AB3 #AD35B3 #B36E35 #3BB335

split-complementary

#357AB3 #B3353B #B3AD35

monochromatic

#193A55 #275A84 #357AB3 #5898CD #87B5DB

Accessibility & contrast

On white

4.58

#357AB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#357AB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357AB3

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357AB3	#FFFFFF	#000000	##000000
##357AB3	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607CB5

Deuteranopia (green-blind)

#4F70B2

Tritanopia (blue-blind)

#00888E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #357ab3;
/* rgb */ color: rgb(53, 122, 179);
/* oklch */ color: oklch(56.2% 0.112 246.6);

Tailwind

colors: {
  custom: {
    50: '#7ba0ca',
    500: '#357ab3',
    950: '#000000',
  },
}

SCSS

$custom: #357ab3;
$custom-light: #7ba0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#357ab3",
  "rgb": {
    "r": 53,
    "g": 122,
    "b": 179
  },
  "hsl": {
    "h": 207.143,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.562,
    "c": 0.11247,
    "h": 246.6
  },
  "luminance": 0.17931
}

Semantic roles & 50–950 ramp

primary

#357AB3

secondary

#C59F7F

accent

#8D4ADE

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #357AB3

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

Preview Lab → · Contrast checker → · Palette generator →