#6B9193

Closest named color: Light Slate Gray (#778899). oklch(62.9% 0.042 200.2), rgb(107, 145, 147).

Black text reads best on this color (6.09:1).

About this color

#6B9193 is a medium-light, muted teal or cyan. In OKLCH its lightness is 63%, its chroma 0.042 and its hue 200°. Its hue sits on the cool side of the wheel. The nearest named color is Light Slate Gray (#778899), ΔE 0.033 away. Black text reads best on it, at 6.09:1.

Hue family	Teals and cyans
Lightness	medium-light (63%)
Chroma	muted (0.042)
Temperature	cool
Nearest name	Light Slate Gray (#778899)
Black text	6.09:1
White text	3.44:1

Values

HEX	#6B9193
RGB	rgb(107, 145, 147)
HSL	hsl(183, 16%, 50%)
OKLCH	oklch(62.9% 0.042 200.2)

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 #6B9193	3.44:1	AA large text	Lc -67.4	Content text, not long reading
Black text on #6B9193	6.09:1	AA	Lc 42.1	Non-text elements, placeholder text
#6B9193 text on white	3.44:1	AA large text	Lc 61.9	Content text, not long reading
#6B9193 text on black	6.09:1	AA	Lc -39.7	Non-text elements, placeholder text

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 500.

Step 50
50

#F3F6F6

oklch(97.1% 0.003 197.1)
Step 100
100

#E5EBEB

oklch(93.6% 0.006 197)
Step 200
200

#D1DBDC

oklch(88.4% 0.011 204.1)
Step 300
300

#B2C5C6

oklch(80.9% 0.021 200.6)
Step 400
400

#89A7A9

oklch(70.6% 0.033 201.4)
Step 500
500 (this color)

#6B9193

oklch(62.9% 0.042 200.2)
Step 600
600

#537C7E

oklch(55.7% 0.046 199.8)
Step 700
700

#43686A

oklch(49% 0.042 200.2)
Step 800
800

#375557

oklch(42.7% 0.036 201.2)
Step 900
900

#304647

oklch(37.6% 0.027 199.6)
Step 950
950

#1C292A

oklch(26.9% 0.018 202.1)

Export this scale for Tailwind in the Tailwind colors tool

#6B9193 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)	#8C8D93	0.044
Deuteranopia (no green cones)	#848893	0.040
Tritanopia (no blue cones)	#5E9491	0.017
Achromatopsia (no color)	#8A8A8A	0.042