#3B8690

Closest named color: Teal Blue (#01889F). oklch(57.7% 0.075 207.1), rgb(59, 134, 144).

Black text reads best on this color (4.99:1).

About this color

#3B8690 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.075 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.029 away. Black text reads best on it, at 4.99:1.

Hue family	Teals and cyans
Lightness	medium-dark (58%)
Chroma	moderately saturated (0.075)
Temperature	cool
Nearest name	Teal Blue (#01889F)
Black text	4.99:1
White text	4.20:1

Values

HEX	#3B8690
RGB	rgb(59, 134, 144)
HSL	hsl(187, 42%, 40%)
OKLCH	oklch(57.7% 0.075 207.1)

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 #3B8690	4.20:1	AA large text	Lc -74.3	Content text, not long reading
Black text on #3B8690	4.99:1	AA	Lc 35.3	Non-text elements, placeholder text
#3B8690 text on white	4.20:1	AA large text	Lc 68.8	Content text, not long reading
#3B8690 text on black	4.99:1	AA	Lc -32.9	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

#F2F6F7

oklch(97% 0.004 214.3)
Step 100
100

#E3ECED

oklch(93.7% 0.01 204.9)
Step 200
200

#CCDDDF

oklch(88.5% 0.018 205.3)
Step 300
300

#A8C7CC

oklch(80.8% 0.034 208.4)
Step 400
400

#78ABB2

oklch(70.8% 0.055 206.7)
Step 500
500

#53969F

oklch(63.2% 0.069 206.8)
Step 600
600 (this color)

#3B8690

oklch(57.7% 0.075 207.1)
Step 700
700

#266C75

oklch(49.2% 0.07 207.1)
Step 800
800

#21585F

oklch(42.7% 0.058 206.8)
Step 900
900

#21484E

oklch(37.6% 0.045 208.6)
Step 950
950

#142A2E

oklch(26.9% 0.029 210.5)

Export this scale for Tailwind in the Tailwind colors tool

#3B8690 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)	#7C8191	0.074
Deuteranopia (no green cones)	#6F7790	0.068
Tritanopia (no blue cones)	#008B89	0.032
Achromatopsia (no color)	#7C7C7C	0.076