#737D99

Closest named color: Lavender Gray (#7E7F9A). oklch(59.2% 0.045 269.6), rgb(115, 125, 153).

Black text reads best on this color (5.12:1).

About this color

#737D99 is a medium-dark, muted blue. In OKLCH its lightness is 59%, its chroma 0.045 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.017 away. Black text reads best on it, at 5.12:1.

Hue family	Blues
Lightness	medium-dark (59%)
Chroma	muted (0.045)
Temperature	cool
Nearest name	Lavender Gray (#7E7F9A)
Black text	5.12:1
White text	4.09:1

Values

HEX	#737D99
RGB	rgb(115, 125, 153)
HSL	hsl(224, 16%, 53%)
OKLCH	oklch(59.2% 0.045 269.6)

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 #737D99	4.09:1	AA large text	Lc -73.7	Content text, not long reading
Black text on #737D99	5.12:1	AA	Lc 35.9	Non-text elements, placeholder text
#737D99 text on white	4.09:1	AA large text	Lc 68.2	Content text, not long reading
#737D99 text on black	5.12:1	AA	Lc -33.5	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 600.

Step 50
50

#F5F5F7

oklch(97.1% 0.003 286.4)
Step 100
100

#E8EAEE

oklch(93.7% 0.006 264.5)
Step 200
200

#D6D9E1

oklch(88.5% 0.011 269.5)
Step 300
300

#BBC0CE

oklch(80.8% 0.02 270.2)
Step 400
400

#98A0B5

oklch(70.6% 0.032 269)
Step 500
500

#7F89A3

oklch(63.1% 0.041 268.6)
Step 600
600 (this color)

#737D99

oklch(59.2% 0.045 269.6)
Step 700
700

#576079

oklch(49.1% 0.042 269.4)
Step 800
800

#474E62

oklch(42.6% 0.035 269.8)
Step 900
900

#3C4150

oklch(37.7% 0.027 270.6)
Step 950
950

#23262F

oklch(26.9% 0.017 270.7)

Export this scale for Tailwind in the Tailwind colors tool

#737D99 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)	#757F9A	0.007
Deuteranopia (no green cones)	#727C98	0.003
Tritanopia (no blue cones)	#698286	0.040
Achromatopsia (no color)	#7D7D7D	0.045