#55CCAE

Closest named color: Medium Aquamarine (#66CDAA). oklch(76.9% 0.116 173.8), rgb(85, 204, 174).

Black text reads best on this color (10.63:1).

About this color

#55CCAE is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 77%, its chroma 0.116 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.014 away. Black text reads best on it, at 10.63:1.

Hue family	Teals and cyans
Lightness	medium-light (77%)
Chroma	moderately saturated (0.116)
Temperature	cool
Nearest name	Medium Aquamarine (#66CDAA)
Black text	10.63:1
White text	1.97:1

Values

HEX	#55CCAE
RGB	rgb(85, 204, 174)
HSL	hsl(165, 54%, 57%)
OKLCH	oklch(76.9% 0.116 173.8)

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 #55CCAE	1.97:1	Fails	Lc -42.2	Non-text elements, placeholder text
Black text on #55CCAE	10.63:1	AAA	Lc 66.1	Content text, not long reading
#55CCAE text on white	1.97:1	Fails	Lc 37.8	Non-text elements, placeholder text
#55CCAE text on black	10.63:1	AAA	Lc -64.6	Content text, not long reading

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 300.

Step 50
50

#ECF9F4

oklch(97.1% 0.015 171.1)
Step 100
100

#D4F2E8

oklch(93.7% 0.034 173.5)
Step 200
200

#ADE8D6

oklch(88.6% 0.065 174)
Step 300
300 (this color)

#55CCAE

oklch(76.9% 0.116 173.8)
Step 400
400

#00BB9A

oklch(70.7% 0.134 174)
Step 500
500

#00A184

oklch(63.2% 0.121 173.8)
Step 600
600

#00876E

oklch(55.6% 0.106 173.6)
Step 700
700

#00725C

oklch(49.2% 0.094 173.1)
Step 800
800

#005D4B

oklch(42.7% 0.081 173.5)
Step 900
900

#004E3E

oklch(37.8% 0.073 172.9)
Step 950
950

#002E24

oklch(26.9% 0.051 173.7)

Export this scale for Tailwind in the Tailwind colors tool

#55CCAE 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)	#C6C0AD	0.121
Deuteranopia (no green cones)	#B4B3B0	0.116
Tritanopia (no blue cones)	#00CEC3	0.035
Achromatopsia (no color)	#B8B8B8	0.117