#016ACA
Closest named color: Mid Blue (#276AB3). oklch(52.9% 0.17 254.3), rgb(1, 106, 202).
Aa
White text reads best on this color (5.36:1).
About this color
#016ACA is a medium-dark, vivid blue. In OKLCH its lightness is 53%, its chroma 0.170 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.038 away. White text reads best on it, at 5.36:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.170) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.91:1 |
| White text | 5.36:1 |
Values
| HEX | #016ACA |
| RGB | rgb(1, 106, 202) |
| HSL | hsl(209, 99%, 40%) |
| OKLCH | oklch(52.9% 0.17 254.3) |
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 #016ACA | 5.36:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #016ACA | 3.91:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #016ACA text on white | 5.36:1 | AA | Lc 75.9 | Fine for body text |
| #016ACA text on black | 3.91:1 | AA large text | Lc -25.8 | 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 600.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C7DBF5
oklch(88.5% 0.042 255)
-
Step 300
300
#9FC4F2
oklch(81% 0.077 254.1)
-
Step 400
400
#69A3EB
oklch(70.6% 0.123 254.5)
-
Step 500
500
#3D8BE5
oklch(63.2% 0.156 254.1)
-
Step 600
600 (this color)
#016ACA
oklch(52.9% 0.17 254.3)
-
Step 700
700
#005FB7
oklch(49.1% 0.158 254.4)
-
Step 800
800
#094E94
oklch(42.7% 0.131 254.4)
-
Step 900
900
#134276
oklch(37.8% 0.102 254)
-
Step 950
950
#0D2745
oklch(27% 0.064 254)
#016ACA 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) | #3173CE | 0.036 |
| Deuteranopia (no green cones) | #0063C8 | 0.019 |
| Tritanopia (no blue cones) | #008190 | 0.125 |
| Achromatopsia (no color) | #6B6B6B | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #016ACA
#016ACA
oklch(52.9% 0.17 254.3)
- #916000
#916000
oklch(52.9% 0.112 74.4)
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 #016ACA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.038
- Royal Blue #4169E1 ΔE 0.052
- Windows Blue #3778BF ΔE 0.054
- Cerulean Blue #056EEE ΔE 0.056
- French Blue #436BAD ΔE 0.058
- Azul #1D5DEC ΔE 0.063
- Nice Blue #107AB0 ΔE 0.066
- Warm Blue #4B57DB ΔE 0.068
Use #016ACA 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.