#009BC5

Closest named color: Blue NCS (#118AB2). oklch(64.2% 0.122 225.8), rgb(0, 155, 197).

Black text reads best on this color (6.49:1).

About this color

#009BC5 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.122 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.051 away. Black text reads best on it, at 6.49:1.

Hue family	Teals and cyans
Lightness	medium-light (64%)
Chroma	moderately saturated (0.122)
Temperature	cool
Nearest name	Blue NCS (#118AB2)
Black text	6.49:1
White text	3.23:1

Values

HEX	#009BC5
RGB	rgb(0, 155, 197)
HSL	hsl(193, 100%, 39%)
OKLCH	oklch(64.2% 0.122 225.8)

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 #009BC5	3.23:1	AA large text	Lc -64.4	Content text, not long reading
Black text on #009BC5	6.49:1	AA	Lc 45.1	Large or bold text, headings
#009BC5 text on white	3.23:1	AA large text	Lc 58.9	Large or bold text, headings
#009BC5 text on black	6.49:1	AA	Lc -42.8	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

#F0F7FA

oklch(97.2% 0.008 225.1)
Step 100
100

#DEEDF3

oklch(93.7% 0.018 223.6)
Step 200
200

#C3DEEA

oklch(88.4% 0.033 226.4)
Step 300
300

#97C9DE

oklch(80.8% 0.06 225.7)
Step 400
400

#57ADCE

oklch(70.7% 0.096 225.7)
Step 500
500 (this color)

#009BC5

oklch(64.2% 0.122 225.8)
Step 600
600

#007FA2

oklch(55.5% 0.106 225.7)
Step 700
700

#006B89

oklch(49.1% 0.094 225.7)
Step 800
800

#005871

oklch(42.8% 0.081 225.4)
Step 900
900

#00495E

oklch(37.7% 0.071 225)
Step 950
950

#012B39

oklch(26.9% 0.051 225.9)

Export this scale for Tailwind in the Tailwind colors tool

#009BC5 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)	#8498C7	0.091
Deuteranopia (no green cones)	#6E88C4	0.080
Tritanopia (no blue cones)	#00A7A9	0.063
Achromatopsia (no color)	#8F8F8F	0.123