#153F64#153F64

#153F64 is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.8% C 0.079 H 248.6°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#153F64
RGB	rgb(21, 63, 100)
HSL	hsl(208, 65%, 24%)
HSV	hsv(208, 79%, 39%)
CMYK	cmyk(79%, 37%, 0%, 60.8%)
CIE-LAB	lab(25.67, -0.25, -25.93)
CIE-LCH	lch(25.67, 25.93, 269.45°)
OKLab	oklab(35.85% -0.0288 -0.0737)
OKLCH	oklch(35.85% 0.079 248.6)
XYZ	xyz(4.3861, 4.6340, 12.7174)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153F64 #643A15

analogous

#156461 #153F64 #151864

triadic

#153F64 #64153F #3F6415

tetradic

#153F64 #611564 #643A15 #186415

square

#153F64 #611564 #643A15 #186415

split-complementary

#153F64 #641518 #646115

monochromatic

#051019 #0A1F31 #153F64 #205F97 #2A7FC9

Accessibility & contrast

On white

10.90

#153F64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#153F64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153F64

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153F64	#FFFFFF	#000000	##FFFFFF
##153F64	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E4166

Deuteranopia (green-blind)

#233963

Tritanopia (blue-blind)

#00484C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #153f64;
/* rgb */ color: rgb(21, 63, 100);
/* oklch */ color: oklch(35.8% 0.079 248.6);

Tailwind

colors: {
  custom: {
    50: '#5f7390',
    500: '#153f64',
    950: '#000000',
  },
}

SCSS

$custom: #153f64;
$custom-light: #5f7390;
$custom-dark: #000000;

JSON

{
  "hex": "#153f64",
  "rgb": {
    "r": 21,
    "g": 63,
    "b": 100
  },
  "hsl": {
    "h": 208.101,
    "s": 65.289,
    "l": 23.725
  },
  "oklch": {
    "l": 0.35846,
    "c": 0.07913,
    "h": 248.6
  },
  "luminance": 0.04635
}

Semantic roles & 50–950 ramp

primary

#153F64

secondary

#9B673A

accent

#8F40E8

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #153F64

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

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