#393830

Closest named color: Onyx (#343A40). oklch(33.9% 0.014 101.2), rgb(57, 56, 48).

White text reads best on this color (11.78:1).

About this color

#393830 is a dark close to neutral grey. In OKLCH its lightness is 34%, its chroma 0.014. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.027 away. White text reads best on it, at 11.78:1.

Hue family	Neutrals
Lightness	dark (34%)
Chroma	close to neutral grey (0.014)
Temperature	neutral
Nearest name	Onyx (#343A40)
Black text	1.78:1
White text	11.78:1

Values

HEX	#393830
RGB	rgb(57, 56, 48)
HSL	hsl(53, 9%, 21%)
OKLCH	oklch(33.9% 0.014 101.2)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

Pair	WCAG 2	Result	APCA	APCA guidance
White text on #393830	11.78:1	AAA	Lc -100.7	Preferred for body text
Black text on #393830	1.78:1	Fails	Lc 0.0	Not readable
#393830 text on white	11.78:1	AAA	Lc 97.1	Preferred for body text
#393830 text on black	1.78:1	Fails	Lc 0.0	Not readable

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.

Step 50
50

#F5F5F4

oklch(97% 0.001 106.4)
Step 100
100

#EAEAE8

oklch(93.6% 0.003 106.5)
Step 200
200

#DAD9D5

oklch(88.5% 0.006 95.1)
Step 300
300

#C2C1B9

oklch(80.9% 0.011 100.9)
Step 400
400

#A2A196

oklch(70.7% 0.016 102.6)
Step 500
500

#8C8A7C

oklch(63.1% 0.021 100.3)
Step 600
600

#767465

oklch(55.6% 0.023 100.9)
Step 700
700

#636154

oklch(49% 0.02 99.9)
Step 800
800

#514F45

oklch(42.6% 0.016 97.7)
Step 900
900 (this color)

#393830

oklch(33.9% 0.014 101.2)
Step 950
950

#272722

oklch(27.1% 0.009 107)

Export this scale for Tailwind in the Tailwind colors tool

#393830 with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

Vision	Seen as	Shift (ΔE)
Protanopia (no red cones)	#3A3730	0.004
Deuteranopia (no green cones)	#3A3830	0.002
Tritanopia (no blue cones)	#3B3736	0.013
Achromatopsia (no color)	#383838	0.014

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #393830, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #393830 in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.

Build a color system from this color Generate a palette