#006DD2
Closest named color: Royal Blue (#4169E1). oklch(54.2% 0.177 254.7), rgb(0, 109, 210).
Aa
White text reads best on this color (5.09:1).
About this color
#006DD2 is a medium-dark, vivid blue. In OKLCH its lightness is 54%, its chroma 0.177 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.043 away. White text reads best on it, at 5.09:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.177) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.11:1 |
| White text | 5.09:1 |
Values
| HEX | #006DD2 |
| RGB | rgb(0, 109, 210) |
| HSL | hsl(209, 100%, 41%) |
| OKLCH | oklch(54.2% 0.177 254.7) |
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 #006DD2 | 5.09:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #006DD2 | 4.11:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #006DD2 text on white | 5.09:1 | AA | Lc 74.4 | Content text, not long reading |
| #006DD2 text on black | 4.11:1 | AA large text | Lc -27.3 | 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
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C6DBF7
oklch(88.5% 0.045 255.6)
-
Step 300
300
#9EC4F4
oklch(81% 0.08 254.5)
-
Step 400
400
#67A3EE
oklch(70.6% 0.127 254.7)
-
Step 500
500
#3A8AE9
oklch(63.1% 0.163 254.8)
-
Step 600
600 (this color)
#006DD2
oklch(54.2% 0.177 254.7)
-
Step 700
700
#005FB8
oklch(49.1% 0.16 254.6)
-
Step 800
800
#044E97
oklch(42.8% 0.136 254.5)
-
Step 900
900
#114178
oklch(37.6% 0.106 254.9)
-
Step 950
950
#0C2746
oklch(27.1% 0.066 254)
#006DD2 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) | #2F77D6 | 0.036 |
| Deuteranopia (no green cones) | #0066D0 | 0.019 |
| Tritanopia (no blue cones) | #008695 | 0.132 |
| Achromatopsia (no color) | #6E6E6E | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #006DD2
#006DD2
oklch(54.2% 0.177 254.7)
- #966400
#966400
oklch(54.3% 0.115 74.8)
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 #006DD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.043
- Cerulean Blue #056EEE ΔE 0.043
- Mid Blue #276AB3 ΔE 0.048
- Windows Blue #3778BF ΔE 0.053
- Azul #1D5DEC ΔE 0.057
- Neon Blue #4361EE ΔE 0.063
- French Blue #436BAD ΔE 0.065
- Warm Blue #4B57DB ΔE 0.067
Use #006DD2 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.