#2168C1
Closest named color: Mid Blue (#276AB3). oklch(52.3% 0.156 256.4), rgb(33, 104, 193).
Aa
White text reads best on this color (5.50:1).
About this color
#2168C1 is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.156 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.024 away. White text reads best on it, at 5.50:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.81:1 |
| White text | 5.50:1 |
Values
| HEX | #2168C1 |
| RGB | rgb(33, 104, 193) |
| HSL | hsl(213, 71%, 44%) |
| OKLCH | oklch(52.3% 0.156 256.4) |
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 #2168C1 | 5.50:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #2168C1 | 3.81:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #2168C1 text on white | 5.50:1 | AA | Lc 77.0 | Fine for body text |
| #2168C1 text on black | 3.81:1 | AA large text | Lc -24.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF9
oklch(93.7% 0.022 256.7)
-
Step 200
200
#C8DBF5
oklch(88.5% 0.041 256.2)
-
Step 300
300
#A1C3F1
oklch(80.8% 0.075 256.1)
-
Step 400
400
#6DA3EB
oklch(70.8% 0.121 256)
-
Step 500
500
#4589E4
oklch(63% 0.154 256.5)
-
Step 600
600
#2371D2
oklch(55.5% 0.167 256.3)
-
Step 700
700 (this color)
#2168C1
oklch(52.3% 0.156 256.4)
-
Step 800
800
#154D93
oklch(42.6% 0.129 256.4)
-
Step 900
900
#194176
oklch(37.7% 0.101 256.6)
-
Step 950
950
#102645
oklch(26.9% 0.064 257.3)
#2168C1 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) | #3770C4 | 0.030 |
| Deuteranopia (no green cones) | #0A62BF | 0.021 |
| Tritanopia (no blue cones) | #007D8B | 0.117 |
| Achromatopsia (no color) | #696969 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2168C1
#2168C1
oklch(52.3% 0.156 256.4)
- #8D6000
#8D6000
oklch(52.4% 0.11 76.9)
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 #2168C1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.024
- French Blue #436BAD ΔE 0.043
- Windows Blue #3778BF ΔE 0.050
- Royal Blue #4169E1 ΔE 0.057
- Flat Blue #3C73A8 ΔE 0.059
- Nice Blue #107AB0 ΔE 0.061
- Muted Blue #3B719F ΔE 0.067
- Warm Blue #4B57DB ΔE 0.068
Use #2168C1 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.