#009198
Closest named color: Teal Green (#0A9396). oklch(59.7% 0.102 200.8), rgb(0, 145, 152).
Aa
Black text reads best on this color (5.50:1).
About this color
#009198 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.102 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.008 away. Black text reads best on it, at 5.50:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 5.50:1 |
| White text | 3.81:1 |
Values
| HEX | #009198 |
| RGB | rgb(0, 145, 152) |
| HSL | hsl(183, 100%, 30%) |
| OKLCH | oklch(59.7% 0.102 200.8) |
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 #009198 | 3.81:1 | AA large text | Lc -70.6 | Content text, not long reading |
| Black text on #009198 | 5.50:1 | AA | Lc 39.0 | Non-text elements, placeholder text |
| #009198 text on white | 3.81:1 | AA large text | Lc 65.1 | Content text, not long reading |
| #009198 text on black | 5.50:1 | AA | Lc -36.6 | 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
#DFEDEE
oklch(93.6% 0.015 202)
-
Step 200
200
#C5DFE0
oklch(88.5% 0.028 199.5)
-
Step 300
300
#9BCBCE
oklch(80.9% 0.05 201)
-
Step 400
400
#5FB0B5
oklch(70.8% 0.08 200.8)
-
Step 500
500 (this color)
#009198
oklch(59.7% 0.102 200.8)
-
Step 600
600
#00838A
oklch(55.5% 0.094 201.4)
-
Step 700
700
#006E74
oklch(49% 0.083 201.4)
-
Step 800
800
#005B5F
oklch(42.8% 0.073 200)
-
Step 900
900
#004B4F
oklch(37.5% 0.064 200.9)
-
Step 950
950
#052C2F
oklch(26.9% 0.042 202.6)
#009198 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) | #858A99 | 0.103 |
| Deuteranopia (no green cones) | #737D99 | 0.095 |
| Tritanopia (no blue cones) | #009793 | 0.022 |
| Achromatopsia (no color) | #838383 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #009198
#009198
oklch(59.7% 0.102 200.8)
- #B46565
#B46565
oklch(59.6% 0.102 20.6)
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 #009198, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.008
- Dark Cyan #008B8B ΔE 0.023
- Teal Blue #01889F ΔE 0.032
- Sea #3C9992 ΔE 0.038
- Blue Green #0F9B8E ΔE 0.039
- Dusty Teal #4C9085 ΔE 0.042
- Persian Green #2A9D8F ΔE 0.046
- Blue NCS #118AB2 ΔE 0.051
Use #009198 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.