#2196B5
Closest named color: Blue NCS (#118AB2). oklch(62.6% 0.107 220.9), rgb(33, 150, 181).
Aa
Black text reads best on this color (6.09:1).
About this color
#2196B5 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.107 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.036 away. Black text reads best on it, at 6.09:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 6.09:1 |
| White text | 3.44:1 |
Values
| HEX | #2196B5 |
| RGB | rgb(33, 150, 181) |
| HSL | hsl(193, 69%, 42%) |
| OKLCH | oklch(62.6% 0.107 220.9) |
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 #2196B5 | 3.44:1 | AA large text | Lc -67.0 | Content text, not long reading |
| Black text on #2196B5 | 6.09:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #2196B5 text on white | 3.44:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #2196B5 text on black | 6.09:1 | AA | Lc -40.1 | 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
#F1F7F9
oklch(97.2% 0.007 219.6)
-
Step 100
100
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C5DEE7
oklch(88.5% 0.029 221.4)
-
Step 300
300
#9CC9D9
oklch(80.9% 0.052 221.7)
-
Step 400
400
#60ADC5
oklch(70.7% 0.084 220.3)
-
Step 500
500 (this color)
#2196B5
oklch(62.6% 0.107 220.9)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C84
oklch(49.2% 0.09 220.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#00495B
oklch(37.6% 0.069 221.4)
-
Step 950
950
#062B36
oklch(27% 0.045 222.2)
#2196B5 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) | #8392B7 | 0.087 |
| Deuteranopia (no green cones) | #7084B5 | 0.078 |
| Tritanopia (no blue cones) | #00A0A0 | 0.051 |
| Achromatopsia (no color) | #8A8A8A | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2196B5
#2196B5
oklch(62.6% 0.107 220.9)
- #BE7154
#BE7154
oklch(62.7% 0.106 41.2)
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 #2196B5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.036
- Teal Green #0A9396 ΔE 0.049
- Teal Blue #01889F ΔE 0.050
- Dusty Blue #5A86AD ΔE 0.054
- Cool Blue #4984B8 ΔE 0.056
- Off Blue #5684AE ΔE 0.057
- Sea #3C9992 ΔE 0.058
- Faded Blue #658CBB ΔE 0.058
Use #2196B5 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.