#2168C4
Closest named color: Mid Blue (#276AB3). oklch(52.5% 0.16 256.9), rgb(33, 104, 196).
Aa
White text reads best on this color (5.46:1).
About this color
#2168C4 is a medium-dark, vivid blue. In OKLCH its lightness is 53%, its chroma 0.160 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.028 away. White text reads best on it, at 5.46:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.84:1 |
| White text | 5.46:1 |
Values
| HEX | #2168C4 |
| RGB | rgb(33, 104, 196) |
| HSL | hsl(214, 71%, 45%) |
| OKLCH | oklch(52.5% 0.16 256.9) |
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 #2168C4 | 5.46:1 | AA | Lc -82.1 | Fine for body text |
| Black text on #2168C4 | 3.84:1 | AA large text | Lc 27.3 | Dividers and decoration only |
| #2168C4 text on white | 5.46:1 | AA | Lc 76.8 | Fine for body text |
| #2168C4 text on black | 3.84:1 | AA large text | Lc -25.0 | 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 600.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C9DBF4
oklch(88.6% 0.04 256.6)
-
Step 300
300
#A3C3EF
oklch(80.9% 0.072 256.4)
-
Step 400
400
#71A2E7
oklch(70.6% 0.115 257)
-
Step 500
500
#4A89E0
oklch(63% 0.147 257)
-
Step 600
600 (this color)
#2168C4
oklch(52.5% 0.16 256.9)
-
Step 700
700
#1E5EB3
oklch(49% 0.15 257.2)
-
Step 800
800
#1B4E91
oklch(42.8% 0.123 256.8)
-
Step 900
900
#1C4173
oklch(37.6% 0.096 256.8)
-
Step 950
950
#122643
oklch(26.9% 0.06 257.7)
#2168C4 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) | #3471C7 | 0.030 |
| Deuteranopia (no green cones) | #0063C2 | 0.020 |
| Tritanopia (no blue cones) | #007E8C | 0.121 |
| Achromatopsia (no color) | #696969 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2168C4
#2168C4
oklch(52.5% 0.16 256.9)
- #8E6000
#8E6000
oklch(52.5% 0.11 76.2)
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 #2168C4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.028
- French Blue #436BAD ΔE 0.047
- Windows Blue #3778BF ΔE 0.051
- Royal Blue #4169E1 ΔE 0.053
- Flat Blue #3C73A8 ΔE 0.062
- Nice Blue #107AB0 ΔE 0.064
- Cerulean Blue #056EEE ΔE 0.065
- Warm Blue #4B57DB ΔE 0.065
Use #2168C4 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.