#106EDE
Closest named color: Cerulean Blue (#056EEE). oklch(55.4% 0.189 257.1), rgb(16, 110, 222).
Aa
White text reads best on this color (4.87:1).
About this color
#106EDE is a medium-dark, vivid blue. In OKLCH its lightness is 55%, its chroma 0.189 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean Blue (#056EEE), ΔE 0.024 away. White text reads best on it, at 4.87:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.189) |
| Temperature | cool |
| Nearest name | Cerulean Blue (#056EEE) |
| Black text | 4.30:1 |
| White text | 4.87:1 |
Values
| HEX | #106EDE |
| RGB | rgb(16, 110, 222) |
| HSL | hsl(213, 87%, 47%) |
| OKLCH | oklch(55.4% 0.189 257.1) |
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 #106EDE | 4.87:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #106EDE | 4.30:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #106EDE text on white | 4.87:1 | AA | Lc 73.1 | Content text, not long reading |
| #106EDE text on black | 4.30:1 | AA large text | Lc -28.6 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C6DBF9
oklch(88.5% 0.047 257.3)
-
Step 300
300
#9EC3F8
oklch(80.9% 0.085 257.3)
-
Step 400
400
#67A2F4
oklch(70.7% 0.136 256.9)
-
Step 500
500
#3B88F0
oklch(63.2% 0.174 257)
-
Step 600
600 (this color)
#106EDE
oklch(55.4% 0.189 257.1)
-
Step 700
700
#005CC1
oklch(49.2% 0.175 257.1)
-
Step 800
800
#084B9C
oklch(42.6% 0.146 257.2)
-
Step 900
900
#12407C
oklch(37.7% 0.113 256.9)
-
Step 950
950
#0D2649
oklch(27.1% 0.072 257.4)
#106EDE 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) | #217AE2 | 0.034 |
| Deuteranopia (no green cones) | #0069DC | 0.014 |
| Tritanopia (no blue cones) | #008A9B | 0.144 |
| Achromatopsia (no color) | #717171 | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #106EDE
#106EDE
oklch(55.4% 0.189 257.1)
- #986800
#986800
oklch(55.4% 0.116 77)
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 #106EDE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean Blue #056EEE ΔE 0.024
- Royal Blue #4169E1 ΔE 0.031
- Azul #1D5DEC ΔE 0.046
- Neon Blue #4361EE ΔE 0.049
- Bright Blue #0165FC ΔE 0.051
- Clear Blue #247AFD ΔE 0.056
- Windows Blue #3778BF ΔE 0.062
- Warm Blue #4B57DB ΔE 0.062
Use #106EDE 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.