#58CFB4

Closest named color: Medium Aquamarine (#66CDAA). oklch(77.9% 0.114 175.8), rgb(88, 207, 180).

Black text reads best on this color (10.99:1).

About this color

#58CFB4 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 78%, its chroma 0.114 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.015 away. Black text reads best on it, at 10.99:1.

Hue family	Teals and cyans
Lightness	medium-light (78%)
Chroma	moderately saturated (0.114)
Temperature	cool
Nearest name	Medium Aquamarine (#66CDAA)
Black text	10.99:1
White text	1.90:1

Values

HEX	#58CFB4
RGB	rgb(88, 207, 180)
HSL	hsl(166, 55%, 58%)
OKLCH	oklch(77.9% 0.114 175.8)

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 #58CFB4	1.90:1	Fails	Lc -40.4	Non-text elements, placeholder text
Black text on #58CFB4	10.99:1	AAA	Lc 67.7	Content text, not long reading
#58CFB4 text on white	1.90:1	Fails	Lc 36.2	Non-text elements, placeholder text
#58CFB4 text on black	10.99:1	AAA	Lc -66.3	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

#EBF9F5

oklch(97.1% 0.016 177.1)
Step 100
100

#D4F2E9

oklch(93.7% 0.034 175.6)
Step 200
200

#ADE7D7

oklch(88.4% 0.063 175.9)
Step 300
300 (this color)

#58CFB4

oklch(77.9% 0.114 175.8)
Step 400
400

#00BB9D

oklch(70.7% 0.133 175.7)
Step 500
500

#00A086

oklch(63% 0.118 175.6)
Step 600
600

#008771

oklch(55.7% 0.104 175.8)
Step 700
700

#00715E

oklch(49% 0.092 175.6)
Step 800
800

#005D4D

oklch(42.7% 0.08 175.6)
Step 900
900

#004D40

oklch(37.6% 0.07 176.4)
Step 950
950

#002E25

oklch(26.9% 0.05 175.6)

Export this scale for Tailwind in the Tailwind colors tool

#58CFB4 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)	#C8C3B3	0.120
Deuteranopia (no green cones)	#B6B6B6	0.115
Tritanopia (no blue cones)	#00D1C7	0.035
Achromatopsia (no color)	#BCBCBC	0.116