#337D6D

Closest named color: Bluegreen (#017A79). oklch(53.8% 0.078 176.7), rgb(51, 125, 109).

White text reads best on this color (4.88:1).

About this color

#337D6D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 54%, its chroma 0.078 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.031 away. White text reads best on it, at 4.88:1.

Hue family	Teals and cyans
Lightness	medium-dark (54%)
Chroma	moderately saturated (0.078)
Temperature	cool
Nearest name	Bluegreen (#017A79)
Black text	4.29:1
White text	4.88:1

Values

HEX	#337D6D
RGB	rgb(51, 125, 109)
HSL	hsl(167, 42%, 35%)
OKLCH	oklch(53.8% 0.078 176.7)

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 #337D6D	4.88:1	AA	Lc -79.1	Fine for body text
Black text on #337D6D	4.29:1	AA large text	Lc 30.4	Non-text elements, placeholder text
#337D6D text on white	4.88:1	AA	Lc 73.7	Content text, not long reading
#337D6D text on black	4.29:1	AA large text	Lc -28.0	Dividers and decoration only

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

#F2F6F5

oklch(97% 0.004 179.7)
Step 100
100

#E3ECEA

oklch(93.6% 0.01 181.4)
Step 200
200

#CCDED9

oklch(88.6% 0.02 177.4)
Step 300
300

#AAC8C0

oklch(80.8% 0.034 177.5)
Step 400
400

#7BACA0

oklch(70.6% 0.055 177.7)
Step 500
500

#579888

oklch(63.1% 0.072 176.2)
Step 600
600 (this color)

#337D6D

oklch(53.8% 0.078 176.7)
Step 700
700

#2A6E60

oklch(49.1% 0.072 177.3)
Step 800
800

#255A4E

oklch(42.8% 0.06 176.2)
Step 900
900

#234A41

oklch(37.7% 0.047 176.7)
Step 950
950

#162B26

oklch(27% 0.029 177.1)

Export this scale for Tailwind in the Tailwind colors tool

#337D6D 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)	#79766C	0.082
Deuteranopia (no green cones)	#6D6E6E	0.077
Tritanopia (no blue cones)	#007F78	0.023
Achromatopsia (no color)	#717171	0.079