#30909B

Closest named color: Teal Green (#0A9396). oklch(60.3% 0.088 206), rgb(48, 144, 155).

Black text reads best on this color (5.58:1).

About this color

#30909B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.088 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.019 away. Black text reads best on it, at 5.58:1.

Hue family	Teals and cyans
Lightness	medium-dark (60%)
Chroma	moderately saturated (0.088)
Temperature	cool
Nearest name	Teal Green (#0A9396)
Black text	5.58:1
White text	3.75:1

Values

HEX	#30909B
RGB	rgb(48, 144, 155)
HSL	hsl(186, 53%, 40%)
OKLCH	oklch(60.3% 0.088 206)

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 #30909B	3.75:1	AA large text	Lc -70.3	Content text, not long reading
Black text on #30909B	5.58:1	AA	Lc 39.3	Non-text elements, placeholder text
#30909B text on white	3.75:1	AA large text	Lc 64.8	Content text, not long reading
#30909B text on black	5.58:1	AA	Lc -36.8	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

#F1F7F7

oklch(97.2% 0.006 197.1)
Step 100
100

#E1ECEE

oklch(93.5% 0.012 209.8)
Step 200
200

#C8DEE1

oklch(88.5% 0.024 206.6)
Step 300
300

#A1C9CE

oklch(80.9% 0.043 205.7)
Step 400
400

#6AADB6

oklch(70.6% 0.069 206.6)
Step 500
500 (this color)

#30909B

oklch(60.3% 0.088 206)
Step 600
600

#00838F

oklch(55.7% 0.095 206.1)
Step 700
700

#006E78

oklch(49.1% 0.084 205.8)
Step 800
800

#005A63

oklch(42.7% 0.073 206.6)
Step 900
900

#104A51

oklch(37.7% 0.058 207)
Step 950
950

#0D2B2F

oklch(26.9% 0.036 207.2)

Export this scale for Tailwind in the Tailwind colors tool

#30909B 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)	#848A9C	0.087
Deuteranopia (no green cones)	#747F9B	0.078
Tritanopia (no blue cones)	#009693	0.029
Achromatopsia (no color)	#848484	0.089