#239EBD

Closest named color: Turquoise Blue (#06B1C4). oklch(64.9% 0.11 219.9), rgb(35, 158, 189).

Black text reads best on this color (6.69:1).

About this color

#239EBD is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.110 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.053 away. Black text reads best on it, at 6.69:1.

Hue family	Teals and cyans
Lightness	medium-light (65%)
Chroma	moderately saturated (0.110)
Temperature	cool
Nearest name	Turquoise Blue (#06B1C4)
Black text	6.69:1
White text	3.13:1

Values

HEX	#239EBD
RGB	rgb(35, 158, 189)
HSL	hsl(192, 69%, 44%)
OKLCH	oklch(64.9% 0.11 219.9)

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 #239EBD	3.13:1	AA large text	Lc -63.4	Content text, not long reading
Black text on #239EBD	6.69:1	AA	Lc 46.1	Large or bold text, headings
#239EBD text on white	3.13:1	AA large text	Lc 58.0	Large or bold text, headings
#239EBD text on black	6.69:1	AA	Lc -43.8	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 500.

Step 50
50

#F0F7F9

oklch(97.1% 0.008 216.6)
Step 100
100

#DFEDF1

oklch(93.7% 0.016 216.7)
Step 200
200

#C4DEE7

oklch(88.4% 0.03 220.6)
Step 300
300

#9AC9D9

oklch(80.8% 0.054 220.8)
Step 400
400

#5DADC6

oklch(70.6% 0.086 220.6)
Step 500
500 (this color)

#239EBD

oklch(64.9% 0.11 219.9)
Step 600
600

#00809C

oklch(55.5% 0.101 220.3)
Step 700
700

#006C83

oklch(49.1% 0.089 219.3)
Step 800
800

#00586C

oklch(42.6% 0.078 220.2)
Step 900
900

#004A5B

oklch(37.8% 0.069 219.8)
Step 950
950

#042B36

oklch(26.9% 0.046 221.4)

Export this scale for Tailwind in the Tailwind colors tool

#239EBD 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)	#8B9ABF	0.092
Deuteranopia (no green cones)	#778BBD	0.082
Tritanopia (no blue cones)	#00A8A8	0.050
Achromatopsia (no color)	#919191	0.110