#2193AA
Closest named color: Teal Green (#0A9396). oklch(61.3% 0.101 215.2), rgb(33, 147, 170).
Aa
Black text reads best on this color (5.81:1).
About this color
#2193AA is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 61%, its chroma 0.101 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.033 away. Black text reads best on it, at 5.81:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 5.81:1 |
| White text | 3.60:1 |
Values
| HEX | #2193AA |
| RGB | rgb(33, 147, 170) |
| HSL | hsl(190, 67%, 40%) |
| OKLCH | oklch(61.3% 0.101 215.2) |
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 #2193AA | 3.60:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #2193AA | 5.81:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #2193AA text on white | 3.60:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #2193AA text on black | 5.81:1 | AA | Lc -38.4 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0ECF0
oklch(93.5% 0.014 219.6)
-
Step 200
200
#C6DEE5
oklch(88.5% 0.027 217.2)
-
Step 300
300
#9DC9D5
oklch(80.9% 0.049 216.3)
-
Step 400
400
#63ADBF
oklch(70.6% 0.078 215.2)
-
Step 500
500 (this color)
#2193AA
oklch(61.3% 0.101 215.2)
-
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
#024A57
oklch(37.7% 0.066 214.7)
-
Step 950
950
#082B33
oklch(26.9% 0.041 216.3)
#2193AA 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) | #838EAB | 0.089 |
| Deuteranopia (no green cones) | #7181AA | 0.081 |
| Tritanopia (no blue cones) | #009B9A | 0.040 |
| Achromatopsia (no color) | #878787 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2193AA
#2193AA
oklch(61.3% 0.101 215.2)
- #B86D5A
#B86D5A
oklch(61.3% 0.1 35.1)
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 #2193AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.033
- Blue NCS #118AB2 ΔE 0.034
- Teal Blue #01889F ΔE 0.036
- Sea #3C9992 ΔE 0.047
- Dark Cyan #008B8B ΔE 0.051
- Dusty Blue #5A86AD ΔE 0.054
- Off Blue #5684AE ΔE 0.056
- Blue Green #0F9B8E ΔE 0.056
Use #2193AA 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.