#218573

Closest named color: Teal (#008080). oklch(55.6% 0.093 177.7), rgb(33, 133, 115).

Black text reads best on this color (4.66:1).

About this color

#218573 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.093 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.031 away. Black text reads best on it, at 4.66:1.

Hue family	Teals and cyans
Lightness	medium-dark (56%)
Chroma	moderately saturated (0.093)
Temperature	cool
Nearest name	Teal (#008080)
Black text	4.66:1
White text	4.49:1

Values

HEX	#218573
RGB	rgb(33, 133, 115)
HSL	hsl(169, 60%, 33%)
OKLCH	oklch(55.6% 0.093 177.7)

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 #218573	4.49:1	AA large text	Lc -76.4	Fine for body text
Black text on #218573	4.66:1	AA	Lc 33.2	Non-text elements, placeholder text
#218573 text on white	4.49:1	AA large text	Lc 70.9	Content text, not long reading
#218573 text on black	4.66:1	AA	Lc -30.8	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

#F2F7F5

oklch(97.2% 0.006 170.4)
Step 100
100

#E2EDEA

oklch(93.7% 0.012 178)
Step 200
200

#CADED9

oklch(88.4% 0.022 179.1)
Step 300
300

#A5CAC0

oklch(80.9% 0.042 177)
Step 400
400

#72AFA0

oklch(70.8% 0.067 177)
Step 500
500

#479B89

oklch(63.2% 0.087 177.3)
Step 600
600 (this color)

#218573

oklch(55.6% 0.093 177.7)
Step 700
700

#0F7060

oklch(49% 0.086 177.7)
Step 800
800

#135C4F

oklch(42.8% 0.072 177.7)
Step 900
900

#1A4B41

oklch(37.6% 0.055 177.4)
Step 950
950

#112C26

oklch(27% 0.035 177.1)

Export this scale for Tailwind in the Tailwind colors tool

#218573 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)	#807C72	0.099
Deuteranopia (no green cones)	#727374	0.092
Tritanopia (no blue cones)	#008780	0.019
Achromatopsia (no color)	#777777	0.094