#215D9B#215D9B

#215D9B is a mid, moderate cyan. Relative luminance 0.105; OKLCH L 47.2% C 0.118 H 252.4°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#215D9B
RGB	rgb(33, 93, 155)
HSL	hsl(210, 65%, 37%)
HSV	hsv(210, 79%, 61%)
CMYK	cmyk(78.7%, 40%, 0%, 39.2%)
CIE-LAB	lab(38.76, 3.56, -39.23)
CIE-LCH	lch(38.76, 39.39, 275.19°)
OKLab	oklab(47.25% -0.0356 -0.112)
OKLCH	oklch(47.25% 0.118 252.4)
XYZ	xyz(10.4557, 10.5174, 32.4830)
Luminance	0.1052 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#215D9B #9B5F21

analogous

#219A9B #215D9B #22219B

triadic

#215D9B #9B215D #5D9B21

tetradic

#215D9B #9B219A #9B5F21 #219B22

square

#215D9B #9B219A #9B5F21 #219B22

split-complementary

#215D9B #9B2221 #9A9B21

monochromatic

#0C2036 #163F69 #215D9B #2C7BCD #5A9ADC

Accessibility & contrast

On white

6.77

#215D9B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#215D9B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #215D9B

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##215D9B	#FFFFFF	#000000	##FFFFFF
##215D9B	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F619D

Deuteranopia (green-blind)

#2C569A

Tritanopia (blue-blind)

#006C74

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #215d9b;
/* rgb */ color: rgb(33, 93, 155);
/* oklch */ color: oklch(47.2% 0.118 252.4);

Tailwind

colors: {
  custom: {
    50: '#6f8ab9',
    500: '#215d9b',
    950: '#000000',
  },
}

SCSS

$custom: #215d9b;
$custom-light: #6f8ab9;
$custom-dark: #000000;

JSON

{
  "hex": "#215d9b",
  "rgb": {
    "r": 33,
    "g": 93,
    "b": 155
  },
  "hsl": {
    "h": 210.492,
    "s": 64.894,
    "l": 36.863
  },
  "oklch": {
    "l": 0.47245,
    "c": 0.11754,
    "h": 252.4
  },
  "luminance": 0.10519
}

Semantic roles & 50–950 ramp

primary

#215D9B

secondary

#C08D58

accent

#9540E8

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080B11

muted

#7B7C80

Preview Lab

Preview with #215D9B

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

Preview Lab → · Contrast checker → · Palette generator →