#009BB5
Closest named color: Teal Green (#0A9396). oklch(63.5% 0.112 215.2), rgb(0, 155, 181).
Aa
Black text reads best on this color (6.35:1).
About this color
#009BB5 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.112 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.048 away. Black text reads best on it, at 6.35:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 6.35:1 |
| White text | 3.30:1 |
Values
| HEX | #009BB5 |
| RGB | rgb(0, 155, 181) |
| HSL | hsl(189, 100%, 35%) |
| OKLCH | oklch(63.5% 0.112 215.2) |
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 #009BB5 | 3.30:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #009BB5 | 6.35:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #009BB5 text on white | 3.30:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #009BB5 text on black | 6.35:1 | AA | Lc -41.9 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DFEDF1
oklch(93.7% 0.016 216.7)
-
Step 200
200
#C3DFE6
oklch(88.5% 0.031 214.5)
-
Step 300
300
#98CAD7
oklch(80.8% 0.055 215.5)
-
Step 400
400
#59AFC3
oklch(70.8% 0.088 214.9)
-
Step 500
500 (this color)
#009BB5
oklch(63.5% 0.112 215.2)
-
Step 600
600
#008197
oklch(55.5% 0.098 215.2)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#022C35
oklch(27.1% 0.046 216)
#009BB5 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) | #8996B6 | 0.099 |
| Deuteranopia (no green cones) | #7587B5 | 0.090 |
| Tritanopia (no blue cones) | #00A4A3 | 0.044 |
| Achromatopsia (no color) | #8D8D8D | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #009BB5
#009BB5
oklch(63.5% 0.112 215.2)
- #C5705B
#C5705B
oklch(63.5% 0.113 34.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #009BB5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.048
- Blue NCS #118AB2 ΔE 0.049
- Sea #3C9992 ΔE 0.053
- Cadet Blue #5F9EA0 ΔE 0.058
- Teal Blue #01889F ΔE 0.059
- Persian Green #2A9D8F ΔE 0.060
- Blue Green #0F9B8E ΔE 0.060
- Turquoise Blue #06B1C4 ΔE 0.063
Use #009BB5 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.