#2A64CA
Closest named color: Mid Blue (#276AB3). oklch(52.4% 0.17 260.8), rgb(42, 100, 202).
Aa
White text reads best on this color (5.56:1).
About this color
#2A64CA is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.170 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.042 away. White text reads best on it, at 5.56:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.170) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.77:1 |
| White text | 5.56:1 |
Values
| HEX | #2A64CA |
| RGB | rgb(42, 100, 202) |
| HSL | hsl(218, 66%, 48%) |
| OKLCH | oklch(52.4% 0.17 260.8) |
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 #2A64CA | 5.56:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #2A64CA | 3.77:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #2A64CA text on white | 5.56:1 | AA | Lc 77.3 | Fine for body text |
| #2A64CA text on black | 3.77:1 | AA large text | Lc -24.5 | 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
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAF9
oklch(93.5% 0.022 263.2)
-
Step 200
200
#C9DAF6
oklch(88.4% 0.043 260.4)
-
Step 300
300
#A5C2F3
oklch(81% 0.077 260.8)
-
Step 400
400
#74A0ED
oklch(70.6% 0.123 261.1)
-
Step 500
500
#5087E7
oklch(63.2% 0.156 260.7)
-
Step 600
600 (this color)
#2A64CA
oklch(52.4% 0.17 260.8)
-
Step 700
700
#265BB9
oklch(49.1% 0.159 260.9)
-
Step 800
800
#214B95
oklch(42.6% 0.131 260.8)
-
Step 900
900
#203F77
oklch(37.6% 0.103 261.2)
-
Step 950
950
#132646
oklch(27.1% 0.065 260.2)
#2A64CA 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) | #2370CE | 0.031 |
| Deuteranopia (no green cones) | #0061C8 | 0.021 |
| Tritanopia (no blue cones) | #007D8D | 0.133 |
| Achromatopsia (no color) | #686868 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A64CA
#2A64CA
oklch(52.4% 0.17 260.8)
- #8A6200
#8A6200
oklch(52.4% 0.108 80.6)
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 #2A64CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.042
- Royal Blue #4169E1 ΔE 0.044
- Warm Blue #4B57DB ΔE 0.050
- Azul #1D5DEC ΔE 0.056
- French Blue #436BAD ΔE 0.057
- Cerulean Blue #056EEE ΔE 0.059
- Neon Blue #4361EE ΔE 0.061
- Windows Blue #3778BF ΔE 0.062
Use #2A64CA 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.